Submission #1364408

#TimeUsernameProblemLanguageResultExecution timeMemory
1364408leolin0214Magic Show (APIO24_show)C++20
Compilation error
0 ms0 KiB
#include <iostream>
#include <vector>
#include <algorithm>
#include <numeric>
#include <map>

using namespace std;

long long setN(int n);

std::vector<std::pair<int,int>> Alice() {

    int n = 3000;
    long long x = setN(n);

    vector<pair<int, int>> edge;
    for (int u=1; u<n; u++) {
        int v = x % u;
        edge.push_back({v+1, u+1});
    }

    return edge;
}
#include <iostream>
#include <vector>
#include <algorithm>
#include <numeric>
#include <map>

#define ff first
#define ss second

using namespace std;

using i128 = __int128_t;

namespace {
    pair<i128, i128> exgcd(i128 x, i128 y) {
        if (y == 0) return {1, 0};
        i128 q = x / y, r = x % y;
        auto [c, d] = exgcd(y, r);
        return {d, c - d * q};
    }
    pair<i128, i128> crt(pair<i128, i128> p1, pair<i128, i128> p2) {
        auto [r1, m1] = p1;
        auto [r2, m2] = p2;
        if (m1 == 0 || m2 == 0) return {0, 0};
        i128 g = gcd(m1, m2);
        if ((r2 - r1) % g != 0) return {0, 0};
        auto [a, b] = exgcd(m1, m2);
        i128 w = (r2 - r1) / g;
        i128 M = lcm(m1, m2);
        i128 R = (w * a % M * m1 % M + r1) % M;
        return {(R % M + M) % M, M};
    }
}

long long Bob(std::vector<std::pair<int,int>> V) {
    pair<i128, i128> ans = {0, 1};
    for (auto [v, u]: V) {
        if (v > u) swap(u, v);
        ans = crt(ans, {v-1, u-1});
        if (ans.second > 1e18) break;
    }
    return ans.first;
}

int main() {
    auto [a, b] = exgcd(4666, 5000);
    cout << (long long)a << " " << (long long)b << "\n";
}

Compilation message (stderr)

# 2번째 컴파일 단계

/usr/bin/ld: /tmp/ccgO4gKs.o: in function `main':
grader_bob.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccMX7WZF.o:Bob.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status