제출 #2913

#제출 시각아이디문제언어결과실행 시간메모리
2913alephnull속이기 (GA5_fake)C++98
100 / 100
0 ms1096 KiB
#include <cstdio>
#include <algorithm>
using namespace std;
int p[2000];
int main() {
	int n;
	scanf("%d", &n);
	int x=0;int sum=0;
	for (int i = 0; i < n; i++) {
		scanf("%d",p+i);
		x^=p[i];
	}
	sort(p,p+n);
	for(int i=1;i<n;i++){
		sum+=p[i];
	}
	if(x==0)
		printf("%d",sum);
	else puts("0");
	return 0;
}
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