Program 161:
//Coming Soon...
Output:
#include<stdio.h>
main()
{
int i,j,k,rows,count,start;
printf("Enter number of rows:\n");
scanf("%d",&rows);
printf("\n");
count=rows-1;
for(i=1;i<=rows;i++)
{
start=1;
for(k=1;k<=count;k++)
{
printf(" ");
}
for(j=1;j<=i;j++)
{
printf("%d",start);
start++;
}
count--;
printf("\n");
}
count=1;
for(i=rows-1;i>=1;i--)
{
start=1;
for(k=1;k<=count;k++)
{
printf(" ");
}
for(j=1;j<=i;j++)
{
printf("%d",start);
start++;
}
count++;
printf("\n");
}
}
Explanation://Coming Soon...
Output:


