7

#include <stdio.h>

void main()

{

  int n,i;

  float sum=0;

  printf("\n Enter 5 Two digit numbers:");

  for(i=1;i<=5;i++)

  {

      printf("\n Number %d:",i);

      scanf("%d",&n);

      if(n>=100)

      {

          printf("\n Enter valid Two digit number!!");

          i--;

          continue;

      }

      sum=sum+n;

  }

  printf("\n Sum=%f",sum);

  getch();

}