제출 #1058678

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1058678		qwusha	열쇠 (IOI21_keys)	C++17	0 / 100	0 ms	344 KiB

keys

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define fi first
#define se second
typedef long double ld;
const ld eps = 1e-8;
mt19937 rnd(chrono::high_resolution_clock::now().time_since_epoch().count());
const ll inf = 1e18;
const ll mod = 1e9 + 7;

#include "keys.h"


vector<int> find_reachable(vector<int> r, vector<int> u, vector<int> v, vector<int> c) {
    ll n = r.size();
    int m = u.size();
    vector<int> res(n);
    for (int i = 0; i < n; i++) {
        res[i] = (r[i] != 0);
    }
    return res;
}

컴파일 시 표준 에러 (stderr) 메시지

keys.cpp: In function 'std::vector<int> find_reachable(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
keys.cpp:17:9: warning: unused variable 'm' [-Wunused-variable]
   17 |     int m = u.size();
      |         ^

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