wap to print and add/sum of all even numbers by using for loop.

 




#include<stdio.h>
#include<conio.h>
 main()
{
      int even=2,i,sum=0,n;
  
   printf("how many even no. u want to sum ");
   scanf("%d",&n);

   printf("all the even no. to %d is ",n);

   for (i=1;i<=n;i++)
   {
     if(i%2 == 0)
      { 
         printf("\n %d",i);
      }

         sum=sum+even;
         even=even+2;
   }
   
   printf("\n sum of even numbers is %d ",even);


}

output:
how many even no. u want to sum 9 all the even no. to 9 is 2 4 6 8 sum of even numbers is 20


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