提交后显示样例的测试数据没通过，可是输出的答案都能对的上，求助求助！！！！

#include<iostream>
#include<stdlib.h>
#include<cstdio>
using namespace std;
typedef struct times {
	double t;
	int index;
}times;
int cmp(const void* a, const void* b) {
	return (*(times*)a).t >= (*(times*)b).t ? 1 : -1;
}
int main() {
	int n;
	cin >> n;
	times* time = (times*)malloc(sizeof(times) * n);
	for (int i = 0; i < n; i++) {
		cin >> time[i].t;
		time[i].index = i + 1;
	}
	qsort(time, n, sizeof(times), cmp);
	double ans = 0;
	for (int i = 0; i < n; i++) {
		cout << time[i].index << " ";
		ans += time[i].t * (n - 1 - i);
	}
	ans /= n;
	cout << endl;
	printf("%.2lf", ans);
	free(time);
	return 0;
}