直接除就完事了
#include <stdio.h>

int main(){
	int n,b;
	while(scanf("%d %d",&n,&b)!=EOF){

		printf("%d\n",n/b);
	}
	return 0;
}

#include <stdio.h>
int main(){
    long long a,b;
    while(scanf("%lld%lld",&a,&b)!=EOF){
        printf("%lld\n",a/b);
    }
}

#include<bits/stdc++.h>
using namespace std;
#define ll long long

int main()
{
	ll n,b;
	ll sum;
	while(cin>>n>>b)
	{
		sum=0;
		sum = n/b;
		cout<<sum<<endl;
	}
}