ll N,A[1d4],B[1d4],M,X,Y,z[1d3];
{
	rd(N);
	rd(A[0..N-1],B[0..]);
	rd(M);
	rep(i,M){
		rd(X,Y);
		rep(j,N){
			X<=A[j]&&Y>=B[j]&&++z[i];
		}
	}
	X=max(z(M));
	if(X){
		rep(i,M){
			if(z[i]==X){
				wt(i+1);
			}
		}
	}else{
		wt(0);
	}
}