Gax-c's picture
Add files using upload-large-folder tool
033007a verified
Raw History Blame Contribute Delete
1.1 kB
impl Solution {
pub fn ways_to_make_fair(nums: Vec<i32>) -> i32 {
let n = nums.len();
let mut right_even: i64 = 0;
let mut right_odd: i64 = 0;
let mut i: usize = 0;
while i < n {
if i % 2 == 0 {
right_even = right_even + nums[i] as i64;
} else {
right_odd = right_odd + nums[i] as i64;
}
i = i + 1;
}
let mut left_even: i64 = 0;
let mut left_odd: i64 = 0;
let mut result: i32 = 0;
i = 0;
while i < n {
if i % 2 == 0 {
right_even = right_even - nums[i] as i64;
} else {
right_odd = right_odd - nums[i] as i64;
}
if left_even + right_odd == left_odd + right_even {
result = result + 1;
}
if i % 2 == 0 {
left_even = left_even + nums[i] as i64;
} else {
left_odd = left_odd + nums[i] as i64;
}
i = i + 1;
}
result
}
}