C Program to display full pyramid using numbers

Posted by AbundantCode

Problem

Write a program in C to print full pyramid using numbers as shown below.The program should take the number of rows as input.

         1
      2 3 2
    3 4 5 4 3
  4 5 6 7 6 5 4

How to create and  display full pyramid pattern in C using numbers ?

#include <stdio.h>
int main()
{
    int index1, index2, n, temp=0;
    int count1 = 0, count2 = 0;
    printf("Abundantcode.com coding samples\n");
    printf("Enter the limit: ");
    scanf("%d",&n);

    for(index1=1; index1<=n; ++index1)
    {
        for(index2=1; index2 <= n-index1; ++index2)
        {
            printf("  ");
            ++count1;
        }

        while(temp != 2*index1-1)
        {
            if (count1 <= n-1)
            {
                printf("%d ", index1+temp);
                ++count1;
            }
            else
            {
                ++count2;
                printf("%d ", (index1+temp-2*count2));
            }
            ++temp;
        }
        count2 = count1 = temp = 0;
        printf("\n");
    }
    return 0;
}

Output

Abundantcode.com coding samples

Enter the limit: 4

      1

    2 3 2

  3 4 5 4 3        
4 5 6 7 6 5 4

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