/*Program to find sum of even no.s for a given set of 20 integers */
#include
main()
{
int i,sum=0,t;
printf("Enter the no. from where u want to");
printf(" find sum of even no.s(till next 20 no.s)\n:");
scanf("%d",&i);
t=i;
for(;i<=t+20;i++)
{
if(i%2==0)
sum+=i;
}
printf("The Sum of Even no. from %d and %d is %d\n\n",t,t+20,sum);
} /*
OUTPUT:
$./a.out
Enter the no. from where u want to know even no.s(till next 20 no.s)
3
The total no. of Even no. between 3 and 23d is 10
$ */