[传送门](1053. 住房空置率 (20))
#include<stdio.h>
int main(){
int n;
int m;
double e,k;
int count=
0;
int d;
bool flag=
false;
int count1=
0;
int count2=
0;
scanf(
"%d%lf%d",&n,&e,&d);
for(
int i=
0;i<n;i++){
count=
0;
flag=
false;
scanf(
"%d",&m);
for(
int j=
0;j<m;j++){
scanf(
"%lf",&k);
if(k<e){
count++;
}
}
if(count>m/
2){
count1++;
flag=
true;
}
if(m>d&&flag){
count2++;
count1--;
}
}
double ans1=(
double)count1/n*
100;
double ans2=(
double)count2/n*
100;
printf(
"%.1f%% %.1f%%",ans1,ans2);
}
转载请注明原文地址: https://ju.6miu.com/read-662165.html