g0101_0200.s0136_single_number.Solution.kt Maven / Gradle / Ivy
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Kotlin-based LeetCode algorithm problem solutions, regularly updated
package g0101_0200.s0136_single_number
// #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) #2022_09_03_Time_344_ms_(83.63%)_Space_47.6_MB_(82.58%)
class Solution {
fun singleNumber(nums: IntArray): Int {
var num = 0
for (x in nums) {
num = num xor x
}
return num
}
}