1053/住房空置率

#include<bits/stdc++.h>
using namespace std;

int mayempty, emptyy;
int main(){
    int n, D;
    cin >> n;
    double e, temp;
    cin >> e >> D;
    int k;
    for (int i = 0; i < n; i++){
        cin >> k;
        int sum = 0;
        for (int j = 0; j < k; j++){
            cin >> temp;
            if (temp < e) sum++;
        }
        if (sum > k / 2){
            if (k > D) emptyy++;
            else mayempty++;
        }
    }
    double ans1 = (double)mayempty/n*100;
    double ans2 = (double)emptyy/n*100;
    printf("%.1f%% %.1f%%", ans1, ans2);
    return 0;
}