Pyramid Problem No. 29

 Q. 29 Write a C program display the following number structure:

123454321
 2345432
  34543
   454
    5

Solving in C:

    #include <stdio.h>
    int main(){
        int row,col;
        for(row=1;row<=5;row++){
            for(col=1;col<=5;col++){
                if(row<=col) printf("%d",col);
                else printf(" ");
            }
            for(col=5-1; col>=row; col--) printf("%d",col);
            printf("\n");
        }
        return 0;
    }