Submission #946795

#	Time	Username	Problem	Language	Result	Execution time	Memory
946795		vjudge1	Amusement Park (JOI17_amusement_park)	C++17	Compilation error	0 ms	0 KiB

Joi

// #pragma GCC target("avx2")
// #pragma GCC optimize("O3")
// #include <x86intrin.h>

#include <bits/stdc++.h>
#include <chrono>
#include <random>

// @author: Vlapos

namespace operators
{
    template <typename T1, typename T2>
    std::istream &operator>>(std::istream &in, std::pair<T1, T2> &x)
    {
        in >> x.first >> x.second;
        return in;
    }

    template <typename T1, typename T2>
    std::ostream &operator<<(std::ostream &out, std::pair<T1, T2> x)
    {
        out << x.first << " " << x.second;
        return out;
    }

    template <typename T1>
    std::istream &operator>>(std::istream &in, std::vector<T1> &x)
    {
        for (auto &i : x)
            in >> i;
        return in;
    }

    template <typename T1>
    std::ostream &operator<<(std::ostream &out, std::vector<T1> &x)
    {
        for (auto &i : x)
            out << i << " ";
        return out;
    }

    template <typename T1>
    std::ostream &operator<<(std::ostream &out, std::set<T1> &x)
    {
        for (auto &i : x)
            out << i << " ";
        return out;
    }
}

// name spaces
using namespace std;
using namespace operators;
// end of name spaces

// defines
#define ll long long
#define ull unsigned long long
#define pb push_back
#define mp make_pair
#define pii pair<int, int>
#define pll pair<ll, ll>
#define f first
#define s second
#define uint unsigned int
#define all(vc) vc.begin(), vc.end()
// end of defines

// usefull stuff

void boost()
{
    ios_base ::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
}

inline int getbit(int &x, int &bt) { return (x >> bt) & 1; }

const int dx4[4] = {-1, 0, 0, 1};
const int dy4[4] = {0, -1, 1, 0};
const int dx8[8] = {-1, -1, -1, 0, 0, 1, 1, 1};
const int dy8[8] = {-1, -0, 1, -1, 1, -1, 0, 1};

const ll INF = (1e18) + 500;
const int BIG = (1e9) * 2 + 100;
const int MAXN = (1e5) + 5;
const int MOD7 = (1e9) + 7;
const int MOD9 = (1e9) + 9;
const uint MODFFT = 998244353;

// #define int ll

mt19937 myRnd(chrono::steady_clock::now().time_since_epoch().count());

struct test
{
    void solve(int testcase)
    {
        boost();

        vector<string> els;
        els.pb("IOI");
        els.pb("APIO");
        els.pb("JOI");
        els.pb("JOISC");
        els.pb("JOIOC");
        els.pb("BOI");
        els.pb("CEOI");
        els.pb("COI");
        els.pb("USACO");

        int cur = myRnd() % (els.size());
        cout << els[cur] << '\n';
    }
};

main()
{
    boost();
    int q = 1;
    // cin >> q;
    for (int i = 0; i < q; i++)
    {
        test t;
        t.solve(i);
    }
    return 0;
}
//[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]//
//                                                                                    //
//                               Coded by Der_Vlἀpos                                  //
//                                                                                    //
//[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]//

Ioi

Compilation message (stderr)

Joi.cpp:119:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  119 | main()
      | ^~~~
/usr/bin/ld: /tmp/ccz1L7ki.o: in function `main':
grader_joi.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccOK7QRi.o:Joi.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccz1L7ki.o: in function `main':
grader_joi.cpp:(.text.startup+0x1ae): undefined reference to `Joi(int, int, int*, int*, long long, int)'
collect2: error: ld returned 1 exit status

/usr/bin/ld: /tmp/ccjWZpt4.o: in function `main':
grader_ioi.cpp:(.text.startup+0x3f2): undefined reference to `Ioi(int, int, int*, int*, int, int, int)'
collect2: error: ld returned 1 exit status