Pattern Printing Using Nested While Loop (2)

            main()  
            {  
                int r, c;  
                clrscr();  
            
                for(r = 1; r <= 5; r = r + 1)  
                {  
                    for(c = 1; c <= r; c = c + 1)  
                    {  
                        printf("%d", c);  
                    }  
            
                    printf("\n");  
                }  
            
                getch();  
            
            }  
            

Output: