Run ID:160426
提交时间:2026-09-18 20:40:00
#include<bits/stdc++.h> using namespace std; int a[105]; int main() { int n; cin>>n; int sum=0; int sum1=0; int sum2=0; int sum3=0; for(int i=1;i<=n;i++) { cin>>a[i]; } for(int i=1;i<=n;i++) { if(a[i]>=0&&a[i]<=18) { sum++; } if(a[i]>=19&&a[i]<=35) { sum1++; } if(a[i]>=36&&a[i]<=60) { sum2++; } if(a[i]>=61) { sum3++; } } printf("%.2lf%%\n",sum*100.0/n); printf("%.2lf%%\n",sum1*100.0/n); printf("%.2lf%%\n",sum2*100.0/n); printf("%.2lf%%\n",sum3*100.0/n); return 0; }