提出 #66943480

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ソースコード 拡げる

#include <bits/stdc++.h>
using namespace std;
const int M = 998244353;

long long exp(long long a, long long e = M - 2) {
    long long r = 1;
    while (e) {
        if (e & 1) r = r * a % M;
        a = a * a % M;
        e >>= 1;
    }
    return r;
}

void gen(vector<vector<int>>& d, vector<vector<int>>& s, int i, vector<int>& c) {
    if (i == d.size()) {
        s.push_back(c);
        return;
    }
    for (int x : d[i]) {
        c.push_back(x);
        gen(d, s, i + 1, c);
        c.pop_back();
    }
}

long long calc(vector<int>& sub) {
    priority_queue<int> h;
    for (int x : sub) h.push(x);
    return h.top();
}

int main() {
    int n;
    cin >> n;
    vector<vector<int>> d(n, vector<int>(6));
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < 6; j++) {
            cin >> d[i][j];
        }
    }
    vector<vector<int>> s;
    vector<int> c;
    gen(d, s, 0, c);
    long long r = 0, t = exp(exp(6, n));
    for (auto& sub : s) {
        long long p = calc(sub);
        r = (r + p * t % M) % M;
    }
    cout << r << "\n";
    return 0;
}

提出情報

コンパイルエラー

./Main.cpp:16:11: warning: comparison of integers of different signs: 'int' and 'size_type' (aka 'unsigned long') [-Wsign-compare]
    if (i == d.size()) {
        ~ ^  ~~~~~~~~
1 warning generated.

ジャッジ結果