#include <stdio.h>

main( argc, argv )
int argc;
char *argv[];
{
    int i,
        N = atoi( argv[1] ),
        X = atoi( argv[2] ),
        Y = atoi( argv[3] );
    srand();
    for ( i = 0; ++i <= N; )
        printf( "%d\t%d\n", rand()%X, rand()%Y );
    return;
}