32 lines
495 B
Rust
32 lines
495 B
Rust
/**
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* [136] Single Number
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*/
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pub struct Solution {}
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// submission codes start here
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impl Solution {
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pub fn single_number(nums: Vec<i32>) -> i32 {
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let mut result = 0;
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for i in nums {
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result ^= i;
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}
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result
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}
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}
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// submission codes end
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_136() {
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assert_eq!(1, Solution::single_number(vec![1, 2, 2]));
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assert_eq!(1, Solution::single_number(vec![1]));
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}
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}
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