#include <stdio.h>
int main(void) {
int i,j,k,l;
for ( i = 1; i <= 4 ; i++)
{
for ( j = 2; j <= 4; j ++)
{
for (k = 3; k <= 4; k++)
{
for (l = 4; l <= 4; l++)
{
printf(" %d %d %d %d", i
,j
,k
,l
); }
}
}
}
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgbWFpbih2b2lkKSB7CglpbnQgaSxqLGssbDsKCWZvciAoIGkgPSAxOyBpIDw9IDQgOyBpKyspCgl7CgkJZm9yICggaiA9IDI7IGogPD0gNDsgaiArKykKCQl7CgkJCWZvciAoayA9IDM7IGsgPD0gNDsgaysrKQoJCQl7CgkJCQlmb3IgKGwgPSA0OyBsIDw9IDQ7IGwrKykKCQkJCXsKCQkJCQlwcmludGYoIiAlZCAlZCAlZCAlZCIsIGksaixrLGwpOwoJCQkJfQoJCQl9CgkJfQoJfQoJcHJpbnRmKCJcbiIpOyAKCXJldHVybiAwOwp9Cg==