题解 | #寻找奇数#
寻找奇数
https://www.nowcoder.com/practice/849b9e545f4742398d278f5dc4e003d2
#include <stdio.h>
int main() {
int n = 0;
scanf("%d",&n);
int arr[n];
int ret = 0;
for(int i = 0;i < n;i++)
{
scanf("%d",&arr[i]);
}
for(int i = 0;i < n;i++)
{
ret ^= arr[i];
}
printf("%d\n",ret);
return 0;
}