提出 #55052183

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ソースコード 拡げる

#include <bits/stdc++.h>

using namespace std;

using ll = long long;
using ld = long double;
using pl = pair<ll, ll>;
constexpr ll INF = 1e9 + 7;
constexpr ll mod = 1e9 + 7;
constexpr ld eps = 1e-9;
const ld PI = acos(-1);

int main() {
    cin.tie(nullptr)->sync_with_stdio(false);
    ll n;
    cin >> n;
    vector<ll> a(n);
    for (auto &i: a)cin >> i, --i;
    vector<ll> w(n);
    for (auto &i: w)cin >> i;
    vector<vector<ll>> all(n);
    for(ll i = 0;i <n;++i){
        all[a[i]].push_back(w[i]);
    }
    int res{0};
    for(int i = 0;i < n;++i){
        sort(all[i].begin(),all[i].end());
        for(int j = 0;j + 1 < all[i].size();++j)res += all[i][j];
    }
    cout << res;
    return 0;
}

提出情報

コンパイルエラー

Main.cpp: In function ‘int main()’:
Main.cpp:28:29: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<long long int>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   28 |         for(int j = 0;j + 1 < all[i].size();++j)res += all[i][j];
      |                       ~~~~~~^~~~~~~~~~~~~~~

ジャッジ結果