s_id stringlengths 10 10 | p_id stringlengths 6 6 | u_id stringlengths 10 10 | date stringlengths 10 10 | language stringclasses 1
value | original_language stringclasses 11
values | filename_ext stringclasses 1
value | status stringclasses 1
value | cpu_time stringlengths 1 5 | memory stringlengths 1 7 | code_size stringlengths 1 6 | code stringlengths 1 539k |
|---|---|---|---|---|---|---|---|---|---|---|---|
s230516009 | p03679 | u729047216 | 1498850985 | Python | Python (2.7.6) | py | Runtime Error | 11 | 2568 | 26 | a=int(raw_input())
print a |
s814210511 | p03679 | u566924053 | 1498781529 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 142 | x, a, b = map(int, input().split())
if b - a < 0:
print("delicious")
elif 0 <= b - a =< x:
print("safe")
else:
print("dangerous")
|
s832155788 | p03679 | u352499693 | 1498590408 | Python | Python (2.7.6) | py | Runtime Error | 10 | 2568 | 118 | X, A, B = map(int, raw_input().split())
if A <= B:
print 'delicious'
else
print 'dangerous' if X < B-A else 'safe' |
s309786871 | p03679 | u892163034 | 1498573862 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 137 | x,a,b = map(int, input().split())
if b <=a:
print("delicious")
elif b <= a+x:
print("safe")
else:
print("dangerous")
afaafafd |
s040588088 | p03679 | u185325486 | 1498502994 | Python | Python (2.7.6) | py | Runtime Error | 10 | 2568 | 259 | N = int(raw_input())
a = []
for i in range(N):
a.append(raw_input())
#print a
for i in range(N):
a[i] = int(a[i])
cnt = 0
trn = 0
while trn != 1:
if trn == -2:
cnt = -1
break
#print a
hako = trn
trn = a[trn] - 1
a[hako] = -1
cnt += 1
print cnt
|
s232599171 | p03679 | u667084803 | 1498375515 | Python | Python (3.4.3) | py | Runtime Error | 18 | 2940 | 118 | X,A,B=map(int,input().split())
if A-B>=0:
print("delicious")
eilf B-A<=X:
print("safe")
else:
print("dangerous") |
s325566690 | p03679 | u667084803 | 1498373823 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 116 | X,A,B=map(int,input().split())
if A-B>=0:
print("delicious")
eilf B-A<=X:
print("safe")
else:
print(dangerous) |
s143483301 | p03679 | u602740328 | 1498360558 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3060 | 221 | N = int(input())
a = []
for i in range(N):
a.append(int(input()))
x = [False]*N
n,i = (0, 0)
while x[n] == False:
x[n] = True
n = a[n]-1
i+=1
if n==1:
print(i)
break
else:
print(-1) |
s316057746 | p03679 | u810709823 | 1498357839 | Python | Python (2.7.6) | py | Runtime Error | 12 | 2568 | 98 | if (B-A)>X:
return ‘dangerous’
elif (B-A)<0:
return ‘delicious’
else:
return ‘safe’ |
s134229764 | p03679 | u713627549 | 1498354631 | Python | Python (3.4.3) | py | Runtime Error | 18 | 2940 | 233 | n = int(input())
a = [int(input()) for i in range(n)]
count = 0
nextbottun = 1
while(nextbottun != 2 and count <= 100000):
nextbottun = a[nextbottun - 1]
count += 1
if count <= 100000:
print(count)
else:
print(-1)
|
s948566036 | p03679 | u409900997 | 1498354343 | Python | Python (2.7.6) | py | Runtime Error | 11 | 2568 | 298 | num=raw_input('the 3 number of days:')
numberdays=num.split(' ')
if int(numberdays[2])-int(numberdays[1])>int(numberdays[0]):
print 'dangerous'
if 0<int(numberdays[2])-int(numberdays[1])<=int(numberdays[0]):
print 'safe'
if if int(numberdays[2])-int(numberdays[1])<=0:
print 'delicious' |
s533528650 | p03679 | u210440747 | 1498352964 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 181 | if __name__=="__main__":
x, a ,b = input().split()
if b - a <= 0:
print("delicious")
elif b - a <= x:
print("safe")
else:
print("dangerous")
|
s323827244 | p03679 | u150117535 | 1498352653 | Python | Python (3.4.3) | py | Runtime Error | 17 | 2940 | 150 | X A B = map(int,input().split())
if A-B>=0:
print("delicious")
else:
if X+A-B>=0:
print("safe")
else:
print("dangerous")
|
s915408867 | p03680 | u546853743 | 1601507507 | Python | Python (3.8.2) | py | Runtime Error | 25 | 9124 | 259 | n=int(input())
k=[]
i=k[0]
cnt=1
for i in range(n):
l=int(input())
k.append(l)
if k.count(2)==0:
print(-1)
else:
while i != 2 and cnt<=n:
cnt += 1
i=k[i-1]
if i==2:
print(cnt+1)
else:
print(-1) |
s658157083 | p03680 | u333537444 | 1600768507 | Python | PyPy3 (7.3.0) | py | Runtime Error | 207 | 81048 | 593 | def input_int():
return(int(input()))
def input_int_list():
return(list(map(int,input().split())))
def input_int_map():
return(map(int,input().split()))
def run():
num_count = input_int()
nums = []
for _ in range(num_count):
nums.append(input_int())
num_history = set(1)
curr... |
s461408657 | p03680 | u190850294 | 1600664349 | Python | PyPy3 (7.3.0) | py | Runtime Error | 113 | 67988 | 1376 | import sys
def LI(): return list(map(int, sys.stdin.buffer.readline().split()))
def I(): return int(sys.stdin.buffer.readline())
def LS(): return sys.stdin.buffer.readline().rstrip().decode('utf-8').split()
def S(): return sys.stdin.buffer.readline().rstrip().decode('utf-8')
def IR(n): return [I() for i in range(n)]
de... |
s403802242 | p03680 | u551437236 | 1600610242 | Python | Python (3.8.2) | py | Runtime Error | 161 | 13920 | 319 | n = int(input())
al = [0 for _ in range(n)]
for i in range(n):
al[i] = int(input())
def check(al,bl,i):
bl.append(i)
i = al[i]-1
if len(bl) == len(al):
print(-1)
elif i in bl:
print(-1)
elif i == 1:
print(len(bl))
else:
check(al,bl,i)
bl = []
check(al,bl,0) |
s897730797 | p03680 | u551437236 | 1600610109 | Python | Python (3.8.2) | py | Runtime Error | 169 | 13668 | 272 | n = int(input())
al = [0 for _ in range(n)]
for i in range(n):
al[i] = int(input())
def check(al,bl,i):
bl.append(i)
i = al[i]-1
if i in bl:
print(-1)
elif i == 1:
print(len(bl))
else:
check(al,bl,i)
bl = []
check(al,bl,0) |
s824067106 | p03680 | u551437236 | 1600610073 | Python | Python (3.8.2) | py | Runtime Error | 161 | 13624 | 274 | n = int(input())
al = [0 for _ in range(n)]
for i in range(n):
al[i] = int(input())
def check(al,bl,i):
bl.append(i)
i = al[i]-1
if i in bl:
print("-1")
elif i == 1:
print(len(bl))
else:
check(al,bl,i)
bl = []
check(al,bl,0) |
s937962858 | p03680 | u317508154 | 1600400897 | Python | Python (3.8.2) | py | Runtime Error | 2206 | 32828 | 334 | n = int(input())
data = [input().split() for i in range(n)]
light = [0]*n
light[0] = 1
count = 0
bool = False
for i in range(n):
temp = light.index(1)
light[int(data[temp][0]) - 1] = 1
light[temp] = 0
if temp == 1:
bool = True
print(count)
exit()
count += 1
if bool == False:... |
s562854791 | p03680 | u347397127 | 1600397422 | Python | PyPy3 (7.3.0) | py | Runtime Error | 187 | 80128 | 191 | def main():
n=int(input())
A=[int(input()) for i in range(n)]
crt=1
for i in range(n):
crt = A[crt-1]
if crt == 2:
print(len(L))
break
else:
print(-1)
main() |
s546927638 | p03680 | u325864493 | 1600103825 | Python | Python (3.8.2) | py | Runtime Error | 28 | 9076 | 225 | N = int(input())
A = [0 * N]
for i in range(N):
A[i] = int(input()) - 1 # 配列に対応
index = 0
trials = -1
for i in range(N):
index = A[index]
if index == 1:
trials = i + 1
break
print(trials) |
s909056920 | p03680 | u266874640 | 1599969527 | Python | Python (3.8.2) | py | Runtime Error | 146 | 13656 | 279 | N = int(input())
a = [int(input()) for _ in range(N)]
ans = 1
seen = [0] * N
seen[0] = 1
now = a[0]
while True:
if now == 1 or seen[now] == 1:
print(-1)
break
if now == 2:
print(ans)
break
now = a[now-1]
seen[now] = 1
ans += 1 |
s503784708 | p03680 | u135265051 | 1599968186 | Python | Python (3.8.2) | py | Runtime Error | 2206 | 13108 | 685 | # import math
# import statistics
a=int(input())
#b,c=int(input()),int(input())
# c=[]
# for i in a:
# c.append(int(i))
# e1,e2,e3 = map(int,input().split())
#f = list(map(int,input().split()))
g = [int(input()) for _ in range(a)]
# zoro = int(a[0]*len(a))
find = g.index(2)+1
ans=True
count=0
if g[0]==2:
print(... |
s440667798 | p03680 | u135265051 | 1599968060 | Python | Python (3.8.2) | py | Runtime Error | 2206 | 13000 | 565 | # import math
# import statistics
a=int(input())
#b,c=int(input()),int(input())
# c=[]
# for i in a:
# c.append(int(i))
# e1,e2,e3 = map(int,input().split())
#f = list(map(int,input().split()))
g = [int(input()) for _ in range(a)]
# zoro = int(a[0]*len(a))
find = g.index(2)+1
ans=True
count=0
if g[0]==2:
print(... |
s879078171 | p03680 | u135265051 | 1599967828 | Python | Python (3.8.2) | py | Runtime Error | 2206 | 13056 | 482 | # import math
# import statistics
a=int(input())
#b,c=int(input()),int(input())
# c=[]
# for i in a:
# c.append(int(i))
# e1,e2,e3 = map(int,input().split())
#f = list(map(int,input().split()))
g = [int(input()) for _ in range(a)]
# zoro = int(a[0]*len(a))
find = g.index(2)+1
ans=True
count=0
while ans:
find=g.... |
s367858013 | p03680 | u750651325 | 1599966539 | Python | Python (3.8.2) | py | Runtime Error | 36 | 10512 | 631 | import re
import sys
import math
import itertools
import bisect
from copy import copy
from collections import deque,Counter
from decimal import Decimal
import functools
def v(): return input()
def k(): return int(input())
def S(): return input().split()
def I(): return map(int,input().split())
def X(): return list(inpu... |
s744697103 | p03680 | u705418271 | 1599278836 | Python | Python (3.8.2) | py | Runtime Error | 139 | 16308 | 219 | n=int(input())
a=[]
t=[]
t.append(1)
for i in range(n):
a.append(input())
x=a[0]
while True:
if x==2:
print(len(t))
break
elif x in t:
print(-1)
break
else:
t.append(x)
y=x
x=a[y-1]
|
s267788097 | p03680 | u705418271 | 1599278364 | Python | Python (3.8.2) | py | Runtime Error | 136 | 16216 | 196 | n=int(input())
a=[]
t=[]
t.append(1)
for i in range(n):
a.append(input())
x=a[0]
while True:
if x==2:
print(len(t))
exit()
elif x in t:
print(-1)
exit()
else:
x=a[x-1] |
s624263966 | p03680 | u440478998 | 1599270065 | Python | Python (3.8.2) | py | Runtime Error | 28 | 8944 | 219 | n = int(input())
a = [0,int(input()) for i in range(n)]
cnt = 1
next_a = a[1]
while cnt <= 10**5:
next_a = a[next_a]
cnt += 1
if next_a == 2:
break
if cnt < 10**5:
print(cnt)
else:
print(-1) |
s721844548 | p03680 | u909224749 | 1599158968 | Python | Python (3.8.2) | py | Runtime Error | 25 | 8976 | 317 | N = int(input())
A = []
for i in range(N):
A.append(int(input())-1)
ans = -1
push = 0
count = []
for i in range(N+1):
if A[push] == 1:
ans = i+1
break
elif A[push] in count:
break
else:
count.append(push)
push = A[push]
print(ans) |
s868625454 | p03680 | u909224749 | 1599157265 | Python | Python (3.8.2) | py | Runtime Error | 2206 | 13284 | 257 | N = int(input())
A = []
for _ in range(N):
A.append(int(input())-1)
count = []
n = 0
for k in range(N+1):
if A[n] == 1:
break
elif A[n] in count:
ans = -1
break
else:
count.append(A[n])
ans = k+1
n = A[n]
print(ans)
|
s713249394 | p03680 | u282813849 | 1599086084 | Python | Python (3.8.2) | py | Runtime Error | 160 | 14692 | 294 | N = int(input())
d = []
visited = [False for _ in range(N+1)]
for _ in range(N):
d.append(int(input())-1)
def dfs(i,cnt):
if i == 1:
return cnt
elif cnt >= N:
return -1
elif visited[i]:
return -1
else:
visited[i] = True
return dfs(d[i],cnt+1)
print(dfs(0,0)) |
s728994278 | p03680 | u282813849 | 1599085904 | Python | Python (3.8.2) | py | Runtime Error | 164 | 14360 | 263 | N = int(input())
d = []
visited = [False for _ in range(N+1)]
for _ in range(N):
d.append(int(input())-1)
def dfs(i,cnt):
if i == 1:
return cnt
elif visited[i]:
return -1
else:
visited[i] = True
return dfs(d[i],cnt+1)
print(dfs(0,0)) |
s578074432 | p03680 | u282813849 | 1599085709 | Python | Python (3.8.2) | py | Runtime Error | 162 | 14392 | 293 | N = int(input())
d = []
visited = [False for _ in range(N)]
for _ in range(N):
d.append(int(input())-1)
def dfs(i,cnt):
if i == 1:
return cnt
elif visited[i]:
return -1
else:
visited[i] = True
return dfs(d[i],cnt+1)
def main():
return dfs(0,0)
print(main()) |
s573293402 | p03680 | u282813849 | 1599085374 | Python | Python (3.8.2) | py | Runtime Error | 158 | 14432 | 323 | N = int(input())
d = []
visited = [False for _ in range(N)]
for _ in range(N):
d.append(int(input())-1)
def dfs(i,cnt):
if visited[i]:
return -1
elif i == 1:
return cnt
else:
visited[i] = True
return dfs(d[i],cnt+1)
def main():
if d[1] == 1:
return -1
return dfs(0,0)
print(main... |
s157265853 | p03680 | u978677493 | 1598813782 | Python | Python (3.8.2) | py | Runtime Error | 166 | 14444 | 385 | import math
n = int(input())
g = [0 for _ in range(int(1e5+3))]
visited = [False] * int(1e5 + 3)
ans = math.inf
def dfs(i, c):
if visited[i]:
return
global ans
if i == 2:
ans = min(ans, c-1)
return
visited[i] = True
dfs(g[i], c + 1)
for i in range(n):
a = int(input())
... |
s292068230 | p03680 | u978677493 | 1598813616 | Python | Python (3.8.2) | py | Runtime Error | 189 | 23976 | 398 | import math
n = int(input())
g = [[] for _ in range(int(1e5+2))]
visited = [False] * int(1e5 + 2)
ans = math.inf
def dfs(i, c):
if visited[i]:
return
global ans
if i == 2:
ans = min(ans, c-1)
visited[i] = True
for to in g[i]:
dfs(to, c + 1)
for i in range(n):
a = int(in... |
s135763218 | p03680 | u620846115 | 1598790047 | Python | Python (3.8.2) | py | Runtime Error | 131 | 16264 | 197 | n = int(input())
x = [input()for i in range(n)]
turn = 1
count = 0
while turn != 2:
turn = x[turn-1]
count +=1
if turn ==x[turn-1]:
print(-1)
if turn ==2:
print(count)
else:
print(-1) |
s432622355 | p03680 | u826637752 | 1598464484 | Python | Python (3.8.2) | py | Runtime Error | 138 | 13052 | 167 | n = int(input())
al = [int(input()) for _ in range(n)]
pos = 0
for i in range(N):
pos = A[pos] - 1
if (pos == 1):
print(i+1)
exit()
print(-1)
|
s090791353 | p03680 | u077013956 | 1598401996 | Python | Python (3.8.2) | py | Runtime Error | 26 | 8912 | 969 | #include <bits/stdc++.h>
using namespace std;
int main() {
/* 入力処理 */
int N;
cin >> N;
vector<int> a(N);
for(int i =0;i<N;i++) {
cin >> a.at(i);
}
/* 変数宣言 */
int count = 0; //ボタンを押した回数のカウンター
int j = 0; //最初のボタン1(すなわち、j=0)
/* ボタンを押していく */
for(int i=0;i<N;i++) {
... |
s145020076 | p03680 | u468972478 | 1598320480 | Python | Python (3.8.2) | py | Runtime Error | 28 | 9044 | 199 | n = int(input())
a = []
s = [1]
t = 1
ans = 0
for i in range(n):
a.append(int(input())
while t != 2:
t = a[t-1]
s.append(t)
if s.count(t) == 2:
ans = -1
break
ans += 1
print(ans)
|
s885380455 | p03680 | u198930868 | 1598214530 | Python | Python (3.8.2) | py | Runtime Error | 140 | 12984 | 252 | n = int(input())
a = [int(input()) for l in range(n)]
flag = True
ans = 0
i = a[0]
while flag:
i = a[i-1]
ans += 1
if i == 2:
print(ans+1)
flag = False
else:
count += 1
if count >= n:
print(-1)
flag = False
|
s555809989 | p03680 | u107915058 | 1597862386 | Python | Python (3.8.2) | py | Runtime Error | 24 | 9116 | 166 | cnt = 1
l = a[0]
for _ in range(N):
if l in a:
l = a[l-1]
cnt += 1
if l == 2:
print(cnt)
break
else:
print(-1) |
s902379438 | p03680 | u869790980 | 1597373082 | Python | PyPy2 (7.3.0) | py | Runtime Error | 64 | 64300 | 186 | ais = [int(raw_input()) for oo in range(raw_input())]#n = raw_input()
seen = set([])
u = 0
while(u!= 1 or u not in seen):
seen.add(u)
u = ais[u] - 1
print len(seen) if u == 1 else -1
|
s209114613 | p03680 | u869790980 | 1597373032 | Python | PyPy2 (7.3.0) | py | Runtime Error | 314 | 84284 | 230 | ais = [int(raw_input()) for oo in range(raw_input())]#n = raw_input()
#for
ais = map(int , raw_input().split())
seen = set([])
u = 0
while(u!= 1 or u not in seen):
seen.add(u)
u = ais[u] - 1
print len(seen) if u == 1 else -1 |
s691459335 | p03680 | u939790872 | 1596783624 | Python | Python (3.8.2) | py | Runtime Error | 159 | 13044 | 193 | N = int(input())
l = [int(input()) for i in range(N)]
index = 0
count = 0
for j in range(N):
index = l[index]
count += 1
if index == 2:
print(count)
exit()
print(-1) |
s475214916 | p03680 | u113255362 | 1595457794 | Python | Python (3.8.2) | py | Runtime Error | 164 | 13040 | 232 | Row = int(input())
List = []
for i in range (Row):
List.append(int(input()))
s = 1
res = 0
flag = False
for i in range(Row):
s = List[s]
res += 1
if s == 2:
flag=True
break
if not flag:
print(-1)
else:
print(res) |
s308882621 | p03680 | u072717685 | 1595386310 | Python | Python (3.8.2) | py | Runtime Error | 2206 | 20544 | 363 | import sys
read = sys.stdin.read
readlines = sys.stdin.readlines
def main():
n, *a = map(int, read().split())
if n == 2:
print(1)
sys.exit()
r = 0
x = 2
while x != 1:
r += 1
x = a.index(x) + 1
if x == 2 or r >= n:
r = -1
break
print... |
s428707642 | p03680 | u072717685 | 1595385989 | Python | Python (3.8.2) | py | Runtime Error | 2206 | 20560 | 352 | import sys
read = sys.stdin.read
readlines = sys.stdin.readlines
def main():
n, *a = map(int, read().split())
if n == 2:
print(1)
sys.exit()
r = 0
x = 2
while x != 1:
r += 1
x = a.index(x) + 1
if x == 2:
r = -1
break
print(r)
if __... |
s970085470 | p03680 | u185806788 | 1594784306 | Python | PyPy3 (7.3.0) | py | Runtime Error | 191 | 80608 | 142 | N=int(input())
a=[int(input()) for i in range(N)]
X=1
i=1
while a[i-1]!=2 and X<=n:
X+=1
i=a[i-1]
if X>N:
print(-1)
else:
print(X) |
s663850364 | p03680 | u075401284 | 1594148967 | Python | Python (3.8.2) | py | Runtime Error | 149 | 13044 | 235 | n = int(input())
a = []
for i in range(n):
a.append(int(input()))
def check(now, memo, cnt):
now = a[now]
if now in memo:
return -1
if now == 2:
return cnt
check(now, memo.add(now), cnt+1)
print(check(1,{1},0))
|
s270391069 | p03680 | u075401284 | 1594148912 | Python | Python (3.8.2) | py | Runtime Error | 150 | 13048 | 255 | n = int(input())
a = []
for i in range(n):
a.append(int(input()))
def check(now, memo, cnt):
now = a[now]
if now in memo:
return False
if now == 2:
return cnt
check(now, memo.add(now), cnt+1)
if flg:
print(cnt)
else:
print(-1)
|
s635819919 | p03680 | u075401284 | 1594148635 | Python | Python (3.8.2) | py | Runtime Error | 2206 | 13116 | 257 | n = int(input())
a = []
for i in range(n):
a.append(int(input()))
memo = {1}
now = 1
cnt = 0
flg = False
while True:
now = a[now]
cnt += 1
if now in memo:
break
if now == 2:
flg = True
break
if flg:
print(cnt)
else:
print(-1) |
s617133377 | p03680 | u050622763 | 1593981471 | Python | Python (3.8.2) | py | Runtime Error | 230 | 31816 | 289 | import numpy as np
N = int(input())
a = np.array([int(input()) for i in range(N)])
#回数i,インデックスn
def button(i,n):
if i == N:
return
n_new = a[n-1]
if n_new == 2:
print(i)
return
else:
return button(i+1,n_new)
button(1,1) |
s200190772 | p03680 | u870518235 | 1593557047 | Python | Python (3.8.2) | py | Runtime Error | 154 | 12928 | 205 | # ABC065_B
N = int(input())
A = [int(input()) for _ in range(N)]
next = A[0]
ans = -1
cnt = 0
for i in range(N):
next = A[next]
cnt += 1
if next == 2:
ans = cnt
break
print(ans) |
s521941607 | p03680 | u088488125 | 1593397697 | Python | Python (3.8.2) | py | Runtime Error | 29 | 8976 | 134 | n=int(input())
a=[input() for i in range(n)]
bu=0
end=-1
for i in range(n):
if bu==1:
end=i-1
break
bu=a[bu]-1
print(end) |
s578319183 | p03680 | u801533740 | 1593212602 | Python | PyPy3 (7.3.0) | py | Runtime Error | 89 | 74660 | 290 | import sys
from io import StringIO
import unittest
lines = sys.stdin.readlines()
lines = list(map(lambda x: int(x.rstrip()), lines))
n = lines[0]
i = 1
for c in range(1, n+1):
i = lines[i]
if i == 2:
print(c)
return
print(-1) |
s987570552 | p03680 | u801533740 | 1593212513 | Python | PyPy3 (7.3.0) | py | Runtime Error | 89 | 74564 | 238 | lines = sys.stdin.readlines()
lines = list(map(lambda x: int(x.rstrip()), lines))
n = lines[0]
i = 1
for c in range(1, n+1):
i = lines[i]
if i == 2:
print(c)
return
print(-1) |
s546935145 | p03680 | u729119068 | 1593202175 | Python | Python (3.8.2) | py | Runtime Error | 24 | 8896 | 185 | S={n:int(input()) for n in list(range(1,N+1))}
a=1
cnt=0
while True:
a=S[a]
cnt+=1
if a==2:
print(cnt)
break
if a==1:
print(-1)
break |
s176189688 | p03680 | u729119068 | 1593201602 | Python | Python (3.8.2) | py | Runtime Error | 24 | 9056 | 176 | S={n:int(input()) for n in range(1,N+1)}
a=1
cnt=0
while True:
a=S[a]
cnt+=1
if a==2:
print(cnt)
break
if a==1:
print(-1)
break |
s714693214 | p03680 | u729119068 | 1593200683 | Python | Python (3.8.2) | py | Runtime Error | 155 | 21868 | 188 | N=int(input())
S={n:int(input()) for n in range(1,N+1)}
a=1
while True:
a=S[a]
cnt+=1
if a==2:
print(cnt)
break
if a==1:
print(-1)
break |
s334156505 | p03680 | u729119068 | 1593200489 | Python | Python (3.8.2) | py | Runtime Error | 25 | 9020 | 172 | S={n:int(input()) for n in range(1,N+1)}
a=1
while True:
a=S[a]
cnt+=1
if a==2:
print(cnt)
break
if a==1:
print(-1)
break |
s535094407 | p03680 | u285681431 | 1592537922 | Python | Python (3.8.2) | py | Runtime Error | 23 | 9192 | 323 | N = int(input())
a = [int(input()) for i in range(n)]
#最初はボタン１が光っている
index = 1
#押した回数0からスタート
count = 0
while count < N:
if a[index-1]==2:
count += 1
print(count)
exit()
else:
count += 1
#次に光るボタン
index=a[index-1]
print(-1)
|
s306315210 | p03680 | u540290227 | 1591670709 | Python | Python (3.4.3) | py | Runtime Error | 2104 | 7852 | 398 | n = int(input())
a = [int(input()) for _ in range(n)]
button = [0]*n
button1 = a[0] - 1
try:
a.remove(2)
print('01')
exit()
except:
pass
count = 1
while True:
button[button1] += 1
button1 = a[button1] - 1
if button[1] == 1:
print(count)
break
try:
button.remove(2)... |
s336589961 | p03680 | u730769327 | 1591248161 | Python | PyPy3 (2.4.0) | py | Runtime Error | 172 | 38384 | 210 | n=int(input())
a=[]
for i in range(n):
a.appent(int(input()))
i=0
count=1
while(1):
if a[i]==1:
frag=-1
break
elif a[i]==2:
frag=count
break
else:
i=a[i]-1
count+=1
print(frag) |
s358793494 | p03680 | u730769327 | 1591248128 | Python | PyPy3 (2.4.0) | py | Runtime Error | 165 | 38384 | 208 | n=int(input())
a=[]
for i in range(n):
a.appent(int(input))
i=0
count=1
while(1):
if a[i]==1:
frag=-1
break
elif a[i]==2:
frag=count
break
else:
i=a[i]-1
count+=1
print(frag) |
s498909255 | p03680 | u674588203 | 1591156720 | Python | Python (3.4.3) | py | Runtime Error | 210 | 7852 | 343 | N=int(input())
lamps=[]
for a in range(N):
_=int(input())
lamps.append(_)
lamps.insert(0,"aaa")
PressedButtons=[False]*N
a=1
count=0
if lamps.count(2)==0:
print("-1")
exit()
while PressedButtons[a]==False :
PressedButtons[a]=True
count+=1
a=lamps[a]
if a==2:
print(count)
... |
s151521542 | p03680 | u674588203 | 1591156618 | Python | Python (3.4.3) | py | Runtime Error | 209 | 7852 | 332 | N=int(input())
lamps=[]
for a in range(N):
_=int(input())
lamps.append(_)
lamps.insert(0,"aaa")
PressedButtons=[False]*N
a=1
count=0
if lamps.count(2)==0:
print("-1")
while PressedButtons[a]==False :
PressedButtons[a]=True
count+=1
a=lamps[a]
if a==2:
print(count)
exit()
... |
s769096948 | p03680 | u674588203 | 1591156530 | Python | Python (3.4.3) | py | Runtime Error | 197 | 7852 | 292 | N=int(input())
lamps=[]
for a in range(N):
_=int(input())
lamps.append(_)
lamps.insert(0,"aaa")
PressedButtons=[False]*N
a=1
count=0
while PressedButtons[a]==False :
PressedButtons[a]=True
count+=1
a=lamps[a]
if a==2:
print(count)
exit()
print('-1') |
s006939772 | p03680 | u674588203 | 1591156241 | Python | Python (3.4.3) | py | Runtime Error | 2104 | 7852 | 454 | N=int(input())
lamps=[]
for a in range(N):
_=int(input())
lamps.append(_)
lamps.insert(0,"aaa")
PressedButtons=[False]*N
a=1
count=0
while True:
if PressedButtons[a]==False:
PressedButtons[a]=True
count+=1
a=lamps[a]
if a==2:
print(count)
exit()
... |
s616616671 | p03680 | u674588203 | 1591156032 | Python | Python (3.4.3) | py | Runtime Error | 203 | 7852 | 443 | N=int(input())
lamps=[]
for a in range(N):
_=int(input())
lamps.append(_)
lamps.insert(0,"aaa")
PressedButtons=[False]*N
a=1
count=0
while True:
if PressedButtons[a]==False:
PressedButtons[a]=True
count+=1
a=lamps[a]
if a==2:
print(count)
exit()
... |
s800298809 | p03680 | u674588203 | 1591155933 | Python | Python (3.4.3) | py | Runtime Error | 212 | 7852 | 431 | N=int(input())
lamps=[]
for a in range(N):
_=int(input())
lamps.append(_)
lamps.insert(0,"aaa")
PressedButtons=[False]*N
a=1
count=0
while True:
if PressedButtons[a]==False:
PressedButtons[a]=True
count+=1
a=lamps[a]
if a==2:
print(count)
exit()
... |
s433906263 | p03680 | u674588203 | 1591155871 | Python | Python (3.4.3) | py | Runtime Error | 203 | 7852 | 416 | N=int(input())
lamps=[]
for a in range(N):
_=int(input())
lamps.append(_)
lamps.insert(0,"aaa")
PressedButtons=[False]*N
a=1
count=0
while True:
if PressedButtons[a]==False:
PressedButtons[a]=True
count+=1
a=lamps[a]
if a==2:
print(count)
exit()
... |
s469551299 | p03680 | u674588203 | 1591155558 | Python | Python (3.4.3) | py | Runtime Error | 204 | 7852 | 396 | N=int(input())
lamps=[]
for a in range(N):
_=int(input())
lamps.append(_)
lamps.insert(0,"aaa")
PressedButtons=[False]*N
a=1
count=0
while True:
if PressedButtons[a]==False:
PressedButtons[a]=True
count+=1
a=lamps[a]
if a==2:
print(count)
elif PressedButton... |
s893885157 | p03680 | u674588203 | 1591122875 | Python | Python (3.4.3) | py | Runtime Error | 2104 | 7464 | 413 | N=int(input())
lamps=[]
for a in range(N):
_=int(input())
lamps.append(_)
lamps.insert(0,-1)
if lamps.count(2)==0:
print("-1")
exit()
# no2=[i for i , x in enumerate(lamps) if x==2]
PressedButton=[]
num=2
while lamps[1]!=num:
a=lamps.index(num)
if PressedButton.count(a)==0:
PressedBut... |
s032323310 | p03680 | u674588203 | 1591122669 | Python | Python (3.4.3) | py | Runtime Error | 2108 | 7084 | 394 | N=int(input())
lamps=[]
for a in range(N):
_=int(input())
lamps.append(_)
if lamps.count(2)==0:
print("-1")
exit()
# no2=[i for i , x in enumerate(lamps) if x==2]
PressedButton=[]
num=2
while lamps[0]!=num:
a=lamps.index(num)
if PressedButton.count(a)==0:
PressedButton.append(a)
... |
s511410023 | p03680 | u991619971 | 1590962049 | Python | Python (3.4.3) | py | Runtime Error | 18 | 2940 | 415 | #import numpy as np
#from itertools import combinations as comb
#from itertools import combinations_with_replacement as comb_with
#from itertools import permutations as perm
N = int(input())
#H1,M1,H2,M2,K= map(int,input().split())
#A = list(map(int,input().split()))
#B = list(map(int,input().split()))
#S= str(input(... |
s217035116 | p03680 | u274644863 | 1590383402 | Python | Python (3.4.3) | py | Runtime Error | 17 | 3060 | 299 | for i in range(n):
a.append(int(input())-1)
button = 0
cnt = 0
done = [False] * n
while True:
if done[button] == False:
done[button] = True
cnt += 1
if a[button] == 1:
break
button = a[button]
else:
cnt = -1
break
print(cnt) |
s669884521 | p03680 | u738622346 | 1590353769 | Python | Python (3.4.3) | py | Runtime Error | 2104 | 7088 | 421 | n = int(input())
buttons = [0]
target_index = 0
for _ in range(n):
num = int(input())
buttons.append(num)
count = 0
next_index = 2
while count < n:
if next_index < 1 or len(buttons) - 1 <= next_index:
count = -1
break
prev_index = buttons.index(next_index)
count += 1
if prev_in... |
s724386027 | p03680 | u738622346 | 1590353335 | Python | Python (3.4.3) | py | Runtime Error | 2104 | 7080 | 421 | n = int(input())
buttons = [0]
target_index = 0
for i in range(n):
num = int(input())
buttons.append(num)
count = 0
next_index = 2
while count < n:
if next_index < 1 or len(buttons) - 1 <= next_index:
count = -1
break
prev_index = buttons.index(next_index)
count += 1
if prev_in... |
s314536517 | p03680 | u738622346 | 1590353281 | Python | Python (3.4.3) | py | Runtime Error | 2104 | 7080 | 408 | n = int(input())
buttons = [0]
target_index = 0
for i in range(n):
num = int(input())
buttons.append(num)
count = 0
next_index = 2
while count < n:
if len(buttons) - 1 <= next_index <= 0:
count = -1
break
prev_index = buttons.index(next_index)
count += 1
if prev_index == 1:
... |
s773577824 | p03680 | u738622346 | 1590353195 | Python | Python (3.4.3) | py | Runtime Error | 2104 | 7080 | 403 | n = int(input())
buttons = [0]
target_index = 0
for i in range(n):
num = int(input())
buttons.append(num)
count = 0
next_index = 2
while count < n:
if len(buttons) - 1 <= next_index:
count = -1
break
prev_index = buttons.index(next_index)
count += 1
if prev_index == 1:
... |
s557637053 | p03680 | u738622346 | 1590352994 | Python | Python (3.4.3) | py | Runtime Error | 2104 | 7080 | 402 | n = int(input())
buttons = [0]
target_index = 0
for i in range(n):
num = int(input())
buttons.append(num)
count = 0
next_index = 2
while count < n:
if len(buttons) - 1 < next_index:
count = -1
break
prev_index = buttons.index(next_index)
count += 1
if prev_index == 1:
b... |
s247547929 | p03680 | u738622346 | 1590352767 | Python | Python (3.4.3) | py | Runtime Error | 2104 | 7080 | 329 | n = int(input())
buttons = [0]
target_index = 0
for i in range(n):
num = int(input())
buttons.append(num)
count = 0
next_index = 2
while count < n:
prev_index = buttons.index(next_index)
count += 1
if prev_index == 1:
break
else:
next_index = prev_index
print(count if count < n... |
s765639497 | p03680 | u854992222 | 1590241670 | Python | Python (3.4.3) | py | Runtime Error | 2104 | 7084 | 187 | n = int(input())
a = [int(input()) for _ in range(n)]
tmp = a.index(2)
count = 1
while tmp != 0:
tmp = a.index(tmp+1)
count += 1
if count >= n:
print(-1)
exit()
print(count) |
s937337560 | p03680 | u503111914 | 1590189828 | Python | Python (3.4.3) | py | Runtime Error | 211 | 7084 | 225 | import sys
N = int(input())
A = [int(input()) for _ in range(N)]
ans = 1
a = A.index(1)+1
#print(a)
for i in range(N*2):
a = A[a-1]
#print(a)
if a == 2:
print(ans)
sys.exit()
ans += 1
print(-1) |
s722564265 | p03680 | u106778233 | 1590117854 | Python | PyPy3 (2.4.0) | py | Runtime Error | 166 | 38256 | 152 | n=int(input())
A=[int(input()) for _ in range(n)]
A=[0]+A
cnt=1
for ? in range(1,n+1):
cnt=A[cnt]
if cnt==2:
print(?)
exit()
print(-1)
|
s115831313 | p03680 | u696969901 | 1590096239 | Python | Python (3.4.3) | py | Runtime Error | 262 | 17892 | 302 | N = int(input())
dic = {}
for i in range(1, N + 1):
dic[i] = int(input())
routedDic = []
def NextRoute(i):
x = dic[i]
if x in routedDic:
return -1
routedDic.append(x)
if x == 2:
return len(routedDic)
else:
return NextRoute(x)
print(NextRoute(1)) |
s910614312 | p03680 | u057415180 | 1589869159 | Python | Python (3.4.3) | py | Runtime Error | 190 | 6900 | 246 | n = int(input())
a = [0]*n
for i in range(n):
a[i] = int(input())
now = a[0]
cnt = 0
while now != 2:
cnt += 1
now = a[now-1]
if cnt >= n:
print(-1)
exit()
fp.append(now)
if now == 2:
cnt += 1
print(cnt) |
s095385095 | p03680 | u494037809 | 1589844122 | Python | Python (3.4.3) | py | Runtime Error | 214 | 7084 | 249 | N = int(input())
a_list = []
for n in range(N):
a_list.append(int(input()))
count = 0
pos = 1
for n in range(N):
pos = a_list[pos-1]
count += 1
if a_list[pos-1]==2:
print(count)
break
if a_list[pos]!=2:
print(-1) |
s447324860 | p03680 | u085717502 | 1589729653 | Python | Python (3.4.3) | py | Runtime Error | 254 | 7984 | 411 | #!/usr/bin/env python
# coding: utf-8
# In[28]:
N = int(input())
a = []
for i in range(N):
a.append(int(input()))
# In[29]:
def func(x, a, history, cnt):
# print(x, a[x-1], history)
if a[x-1] == 2:
print(cnt)
elif a[x-1] in history:
print(-1)
else:
history.append(a[x-1... |
s850939069 | p03680 | u790012205 | 1589715955 | Python | PyPy3 (2.4.0) | py | Runtime Error | 177 | 38256 | 246 | import sys
N = int(input())
a = [int(input()) for i in range(N)]
d = [0]
b = 0
c = 0
while True:
if b == 1:a
print(c)
sys.exit()
c += 1
b = a[b] - 1
if b in d:
print('-1')
sys.exit()
d.append(b) |
s741312604 | p03680 | u589047182 | 1589660588 | Python | PyPy3 (2.4.0) | py | Runtime Error | 241 | 51896 | 424 | import sys
input = sys.stdin.readline
N = int(input().rstrip())
a_dict = {}
for i in range(N):
a_dict[i+1] = int(input().rstrip())
target = 1
next_target = a_dict[target]
cont = True
ans = 0
while cont:
del a_dict[target]
target = next_target
next_target = a_dict[target]
ans += 1
if next_target not in a... |
s970997435 | p03680 | u202826462 | 1588816303 | Python | Python (3.4.3) | py | Runtime Error | 406 | 100176 | 330 | import sys
sys.setrecursionlimit(100000)
n = int(input())
a = [int(input()) for i in range(n)]
switch = [False] * (n + 1)
def button(x,cnt):
if switch[x]:
print(-1)
return -1
if x == 2:
print(cnt)
return
switch[x] = True
button(a[x - 1], cnt + 1)
return cnt
ans = bu... |
s432254212 | p03680 | u202826462 | 1588816257 | Python | Python (3.4.3) | py | Runtime Error | 319 | 54088 | 329 | import sys
sys.setrecursionlimit(50000)
n = int(input())
a = [int(input()) for i in range(n)]
switch = [False] * (n + 1)
def button(x,cnt):
if switch[x]:
print(-1)
return -1
if x == 2:
print(cnt)
return
switch[x] = True
button(a[x - 1], cnt + 1)
return cnt
ans = but... |
s949841863 | p03680 | u202826462 | 1588816174 | Python | Python (3.4.3) | py | Runtime Error | 246 | 17084 | 329 | import sys
sys.setrecursionlimit(10000)
n = int(input())
a = [int(input()) for i in range(n)]
switch = [False] * (n + 1)
def button(x,cnt):
if switch[x]:
print(-1)
return -1
if x == 2:
print(cnt)
return
switch[x] = True
button(a[x - 1], cnt + 1)
return cnt
ans = but... |
s640461546 | p03680 | u202826462 | 1588816054 | Python | Python (3.4.3) | py | Runtime Error | 236 | 8768 | 289 | n = int(input())
a = [int(input()) for i in range(n)]
switch = [False] * (n + 1)
def button(x,cnt):
if switch[x]:
print(-1)
return -1
if x == 2:
print(cnt)
return
switch[x] = True
button(a[x - 1], cnt + 1)
return cnt
ans = button(1, 0) |
s342494544 | p03680 | u798260206 | 1588813684 | Python | Python (3.4.3) | py | Runtime Error | 194 | 3884 | 203 | import sys
n = int(input())
a = []
ans = 0
lamp = 1
for _ in range(n):
A = int(input())
a.append(a)
for i in range(n):
if lamp -1 == 1:
print(i)
sys.exit()
lamp = a[lamp - 1]
print(-1) |
s575021641 | p03680 | u766566560 | 1588731186 | Python | Python (3.4.3) | py | Runtime Error | 210 | 7084 | 191 | N = int(input())
a = [int(input()) for _ in range(N)]
cnt = 1
for i in range(N+1):
nxt = a[i]-1
cnt += 1
if a[nxt] == 2:
print(cnt)
exit()
else:
nxt = a[i] - 1
print(-1) |
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