While looping pro in c

Program 1

#include

#include

void main()

{

int i=1;

clrscr();

          while(i<=10)

          {

          printf("%d",i);

          i=i+1;

          }

getch();

}

Output

          

        1,2,3,4,5,6,7,8,9,10

Program 2

#include

#include

void main()

{

char name[25];

int i=1;

clrscr();

          printf("Enter any name\n");

          scanf("%s",name);

          while(i<=10)

          {

          printf("%d. Hai Ragul %s\n",I,name);

          i=i+1;

          }

getch();

}

Output

         

         Enter any name

          Raja

1.     Hai Raja

2.     Hai Raja

3.     Hai Raja

4.     Hai Raja

5.     Hai Raja

6.     Hai Raja

7.     Hai Raja

8.     Hai Raja

9.     Hai Raja

10.            Hai Raja

Program 3

#include

#include

void main()

{

int i,n,m,total=0;

float avg;

clrscr();

          printf("Enter how many numbers\n");

          scanf("%d",&n);

          i=1;

          while(i<=n)

          {

          printf("\n Enter mark     : %d). ",i);

          scanf("%d",&m);

          total = total+m;

          avg=total/n;

          i=i+1;

          }

          printf("\n Sum of given numbers      : %d",total);

          printf("\n Average                                      : %f",avg);

getch();

}

Output

       

           Enter how many numbers

          3

          Enter mark: 1). 50

          Enter mark:  2). 50

          Enter mark:  3). 50

          Sum of given numbers   : 150

          Average                         : 50