C Programming slip 20

C Programming BCA Practical Slips Solution

Slip20

Q1. Write a C program to generate following triangle up to n lines. [15 Marks]

1

2 3

4 5 6

#include <stdio.h>

int main()

{

    int rows, i, j, number= 1;

    printf("Enter number of rows: ");

    scanf("%d",&rows);

    for(i=1; i <= rows; i++)

    {

        for(j=1; j <= i; ++j)

        {

            printf("%d ", number);

            ++number;

        }

        printf("\n");

    }

    return 0;

}

Q2. Write a program to calculate addition of two matrices [25 Marks]

#include<stdio.h>
void main()
{
        int a[2][2],b[2][2],c[2][2],i,j;
        clrscr();
        printf("Enter the value of First 2 x 2 Matrix : ");
        for(i=0;i<2;i++)
            {
                 for(j=0;j<2;j++)
                     {  
                         scanf("%d",&a[i][j]);
                      }
            }
                 printf("Enter the value of Second 2 x 2 Matrix : ");
                 for(i=0;i<2;i++)
                     {
                        for(j=0;j<2;j++)
                           { 
                               scanf("%d",&b[i][j]);
                           }
                      }
                               for(i=0;i<2;i++)
                                   {
                                      for(j=0;j<2;j++)
                                         {
                                            c[i][j]=a[i][j]*b[i][j];
                                            printf("Sum of Two Matrix : %d\n",c[i][j]);
                                         }
                                   }
                                            getch();
}