Run ID:95469

提交时间:2024-10-27 19:20:16

#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int n,i; cin>>n; int a[n]; float b=0,c=0,d=0,e=0; for(i=0;i<n;i++){ cin>>a[i]; } for(i=0;i<n;i++){ if(a[i]>=0 && a[i]<=18){ b+=1; } else if(a[i]>=19 && a[i]<=35){ c+=1; } else if(a[i]>=36 && a[i]<=60){ d+=1; } else if(a[i]>=61){ e+=1; } } b=b*100.0/n; c=c*100.0/n; d=d*100.0/n; e=e*100.0/n; printf("%.2lf%%\n%.2lf%%\n%.2lf%%\n%.2lf%%",b,c,d,e); return 0; }