package main

// 数组异或操作

func xorOperation(n int, start int) int {
	nums := make([]int, n ,n)
	for i := range nums {
		nums[i] = start + i * 2
	}
	res := 0
	for _ , v := range nums {
		res ^= v
	}
	return res
}

func main() {

}