代码

#include <cstdio>
#include <algorithm>
#define MAXN 100001
using namespace std;
unsigned a[MAXN];
int main() {
	fread(a, 1, MAXN * 4, stdin);
	int n = a[0];
	sort(a+1,a+1+n);
	// Rearrange the ducks a[1] .. a[n] here
	fwrite(a + 1, 1, n * 4, stdout);
	return 0;
}

评测结果