Program 143:Reverse Number Pyramid 2

Program 143:

#include<stdio.h> 
main()
{
    int i,j,k,rows,count,temp,start;
    printf("Enter number of rows:\n");
    scanf("%d",&rows);
    count=1;
    // using formula a+(n-1)*d
    temp=1+(rows-1)*2;
    for(i=1;i<=rows;i++)
    {
     start=1;
        for(j=1;j<=count;j++)
        {
            printf(" ");   
        }
        for(k=temp;k>=1;k--)
        {
            printf("%d",start);
            start++;
        }
        count++;
        temp-=2;
    
        printf("\n");
    }    
}

Explanation:

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Output: