Sum of squares of 1 to 20 even numbers

Question

Answer

Answer 1

What do you mean?
2² 4² 6²... Or 2² 4⁴...

Answer 2

Yah sum of that numbers

Answer 3

Just squares

Answer 4

4 16 36 64 100 144 196 256 324 400

Answer 5

#include<iostream.h>
void main()
{
int sum=0;
for(int i=1; i<=20; i++)
if(i%2==0)
sum=sum+(i*i) ;
cout<<sum;
}