Pyramid Problem No. 10

 Q.10 Write a program to generate a following numbers structure:

          1
          12
          123
          1234
          12345

Solving in C:

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