#include <iostream>
#include <bits/stdc++.h>
#define taskname "phuongtrinhbacnhat"
using namespace std;
long long a,b,x;
void nhap(){
cin>>a>>b;
}
void giai(){
if (a==0){
cout<<"nosolution";
}
else {
x=-b/a;
cout<<x;
}
}
int main() {
if(fopen(taskname".inp","r")){
freopen(taskname".inp","r",stdin);
freopen(taskname".out","w",stdout);
}
nhap();
giai();
return 0;
}
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