#include <iostream> using namespace std; int main() { int n; cin >> n ; int a[n+1],b[n+1],c[n+1],d=0; for (int i=0;i<=n;i++) { cin >> a[i] >> b[i] ; } for (int j=0;j<n;j++) { c[j] = a[j+1]/b[j]; if ( c[j]>d ) { d=c[j]; } } cout << d; return 0; }