1370A - Maximum GCD - CodeForces Solution

#include <iostream>
#include <cstdio>
#include <vector>
#include <set>
#include <map>
#include <queue>
#include <cassert>
#include <string>
#include <cstring>
#include <cmath>
#include <algorithm>
#include <sstream>
#include <numeric>
#include <climits>

using namespace std;

int main(int argc, char **argv) {
    int T;
    scanf("%d", &T);
    while (T-- != 0) {
        int n;
        scanf("%d", &n);
        printf("%d\n", n >> 1);
    }
    return 0;
}