Question

Cate numete din intervalul (a,b) au suma cifrelor para. In C++

Answer 1

#include <iostream>

using namespace std;

int a,b,k,i,n,s;

int main()

{

cin>>a>>b;

for(i=a+1; i<b; i++)

{

n=i;

while(n!=0)

{ s=s+n%10;

n=n/10; }

if(s%2==0) k++;

}

cout<<s;

return 0;

}