template-old-3.cpp

/***
 *                                   ____
 *       ____ ___  ____ ________  __/ __/
 *      / __ `__ \/ __ `/ ___/ / / / /_
 *     / / / / / / /_/ / /  / /_/ / __/
 *    /_/ /_/ /_/\__,_/_/   \__,_/_/
 *
 *    @link : https://maruftuhin.com
 */

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
#define mem(a, b) memset(a, b, sizeof(a))
#define inf       1e9
#define eps       1e-9
#define mod       1000000007
#define NN        100010

// clang-format off
#ifdef  redback
#define bug printf("line=%d\n",__LINE__);
#define debug(args...) {cout<<":: "; dbg,args; cout<<endl;}
struct  debugger {template<typename T>debugger& operator , (const T& v) {cout << v << " "; return *this;}} dbg;
#else
#define bug
#define debug(args...)
#endif  //debugging macros
// clang-format on

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    // #ifdef redback
    // 	freopen("input.in", "r", stdin);
    // 	freopen("output.in", "w", stdout);
    // #endif

    ll t = 1, tc;
    // cin >> tc ;
    ll n, m;
    while (cin >> n) {
        ll i, j, k;

        cout << n << "\n";
    }
    return 0;
}