look me

#include<iostream>

using namespace std;
int main(){
     int a,b,x1,y1,x2,y2,x3,y3;
	cin>>a>>b;
    
	cin>>x1>>y1;
    cin>>x2>>y2;
    cin>>x3>>y3;
    
	if( (b/y1)*x1>=a ) {
        cout<<"YES";
    
    }  else if( (b/y2)*x2>=a ) {
   
        cout<<"YES";
    } else if( (b/y3)*x3>=a ){
        cout<<"YES";
    }
	else cout<<"NO";

	return 0;
}