1 2 3 4
0 5 6 7
0 0 8 9
0 0 0 10
#include <stdio.h>
#include <stdlib.h>
int main(int argc, char *argv[])
{
int i,j,count=1,number_of_zero=0,k;
for(i=0;i<4;i++)
{
for(j=0;j<4-number_of_zero;j++)
{
printf("%d ",count);
count++;
}
printf("\n");
number_of_zero++;
if(number_of_zero!=4)
{
for(k=0;k<number_of_zero;k++)
{
printf("0 ");
}
}
}
printf("\n");
system("PAUSE");
return 0;
}