chuck0523 · April 14, 2017 01:29
diff --git a/findUnpairedNum.js b/findUnpairedNum.js
 const solution(N) => N.reduce((a, b) => a ^ b)

 solution([5, 4, 3, 5, 3]) // 4

 // https://codility.com/programmers/lessons/2-arrays/odd_occurrences_in_array/
	const solution(N) => N.reduce((a, b) => a ^ b)

	solution([5, 4, 3, 5, 3]) // 4

	// https://codility.com/programmers/lessons/2-arrays/odd_occurrences_in_array/