Write a C++ program to sum of even numbes between 1 to 'n' terms using UDF(User Defined Functions).Turbo C++ 3.0 compatible.

Question

n term will be input value

Answer 1

int main() {
int n;
int sum=0;
cin>>n;

for(int i=2;i<=n;i+=2)
sum+=i;

cout<<sum;

return 0;
}

Answer 2

https://code.sololearn.com/cENA2FZP7I1a/?ref=app

Answer 3

#include<iostream>
using name space std;
bool sum(int a){
if(a%2)
return true;
return false;
}
int main(){
int n,s=0;
cin>>n;
for(int i=1;i<=n;i++)
if(sum(n))
s+=n;
cout<<s;
return 0;
}

Answer 4

md.nafis did u use udf??

Answer 5

@Nermeen you could change function name sum to isOddNum. Otherwise nice code.