如题所述
#include <stdio.h>
int main()
{
int i, j,k;
for (i = 1; i <= 9; ++i)
for (j = 1; j <= 8 * (9 - i); ++j)
printf(" ");
for (j = 1; j <= i; ++j)
printf("%dx%d ", i, j);
}
printf("\n");
for(k = 0;k < i;++k)
return 0;