#include <iostream>
using namespace std;


int main()
{
    int i=0,input=0;

    int threecount=0,sevencount=0,ninecount=0,totalcount=0,totalnumber=0;

    cout<<"Please input positive integers seperated by spaces and input a negative number when complete \n";
    cin>>input;
    while (input>=0)
    {
            if (input==3){
                    threecount++;}
            if (input==7){
                    sevencount++;}
            if (input==9){
                    ninecount++;}
            totalcount++;
            cin>>input;
    }

    cout<<"There are "<<threecount<<" 3s in the set of numbers \n";
    cout<<"There are "<<sevencount<<" 7s in the set of numbers \n";
    cout<<"There are "<<ninecount<<" 9s in the set of numbers \n";
    cout<<"There are "<<totalcount<<" numbers in the set of numbers";
}