#include <stdio.h>

int main( int argc, char *argv[] ) {
  if ( argc < 4 ) {
	 printf( "Formato: %s <x> <y> <w> <t>\n", *argv[0] );
	 exit( 1 );
  } else
	 printf( "x = %s, y = %s, w = %s, t = %s\n", argv[1], argv[2], argv[3], argv[4] );
  int x, y, w, t;
  int cont = 0;
  do {
	 x = *argv[1];
	 y = *argv[2];
	 w = *argv[3];
	 t = *argv[4];
	 cont++;
  } while ( ( (x != 0) && (y > 0) ) || ( !(w > 0) && (t = 3) ) );
  printf( "Veces: %d", cont );
}