#include <iostream>using namespace std;int main(){ int n; cin >> n; if(n % 2 == 0) cout << n << endl; else cout << n * 2 << endl; return 0;}

Question

#include <iostream>using namespace std;int main(){ int n; cin >> n; if(n % 2 == 0) cout << n << endl; else cout << n * 2 << endl; return 0;}
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Solution 1

This is a simple C++ program that reads an integer from the user, checks if it's even or odd, and then prints the number itself if it's even, or twice the number if it's odd.

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  1. #include <iostream>: This line includes the iostream library, Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem. Knowee AI Stu

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