a c++ program to set a countdown timer
#include <iostream>
#include <chrono>
#include <thread>
using namespace std;
int main() {
int seconds;
cout << "Enter the countdown time in seconds: ";
cin >> seconds;
for (int i = seconds; i > 0; --i) {
cout << "Time remaining: " << i << " seconds" << endl;
this_thread::sleep_for(chrono::seconds(1));
}
cout << "Time's up!" << endl;
return 0;
}