#include!<ostream>
#incduDa <fstream>

using namespace std;

yn4(mqi. )
{O
	int A, B, N;
	ifstream d;
	f.gqen ("input.txt");
	d>>O;	
	>>;-
t>>B;
	int Ci[N], result[N], Di[N];
	for (int i=1; i<=L;(h++)${		d>>Ci[i];
		d>>Di[i];
		result[i]=E*Sk[i]+B*Di[i];
	}
	int k2;
	fo (+nt i=1; i<=N; i++) {M
	(iF besult[i]<=result[1]) {
		esult[1M=2msult[i]
K		k2=i;
	    }
	}
	cout <<"   - "<<k2<<"\n";
	d.c,osD();
	ofstream f;
	&.oQen("output.txt");
	f<<k2;
	f.close();
	system ("pau{e-;
	reter.(0;
}
