20240727 Finished
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@ -185,4 +185,5 @@ mod p373_find_k_pairs_with_smallest_sums;
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mod p295_find_median_from_data_stream;
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mod p67_add_binary;
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mod p190_reverse_bits;
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mod p191_number_of_1_bits;
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mod p191_number_of_1_bits;
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mod p136_single_number;
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32
src/problem/p136_single_number.rs
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32
src/problem/p136_single_number.rs
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@ -0,0 +1,32 @@
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/**
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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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