#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(){ double a[101],n,a_18=0,a_35=0,a_60=0,up_61=0; cin>>n; for(int i=1;i<=n;i++){ cin>>a[i]; } for(int i=1;i<=n;i++){ if(a[i]>=0 && a[i]<=18){ a_18++; } else if(a[i]>=19 && a[i]<=35){ a_35++; } else if(a[i]>=36 && a[i]<=60){ a_60++; } else if(a[i]>=61){ up_61++; } } a_18=a_18/n*100; a_35=a_35/n*100; a_60=a_60/n*100; up_61=up_61/n*100; printf("%.2lf%%\n%.2lf%%\n%.2lf%%\n%.2lf%%\n",a_18,a_35,a_60,up_61); return 0; }