g0101_0200.s0136_single_number.Solution.dart Maven / Gradle / Ivy

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104 LeetCode algorithm problem solutions

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// #Easy #Top_100_Liked_Questions #Top_Interview_Questions #Array #Bit_Manipulation
// #Data_Structure_II_Day_1_Array #Algorithm_I_Day_14_Bit_Manipulation #Udemy_Integers
// #Big_O_Time_O(N)_Space_O(1) #2024_10_07_Time_286_ms_(100.00%)_Space_149.6_MB_(74.55%)

class Solution {
  int singleNumber(List nums) {
    int res = 0;
    for (int num in nums) {
      res ^= num;
    }
    return res;
  }
}