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impl Solution {
pub fn longest_subarray(nums: Vec<i32>) -> i32 {
let n = nums.len();
let mut left: usize = 0;
let mut zeros: i32 = 0;
let mut result: i32 = 0;
let mut right: usize = 0;
while right < n {
if nums[right] == 0 {
zeros = zeros + 1;
}
right = right + 1;
while zeros > 1 {
if nums[left] == 0 {
zeros = zeros - 1;
}
left = left + 1;
}
let window = if right > left {
(right - left) as i32 - 1
} else {
0
};
if window > result {
result = window;
}
}
result
}
}