제출 #655373

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
655373	2022-11-04 03:20:03	Lobo	수천개의 섬 (IOI22_islands)	C++17	100 / 100	196 ms	30132 KiB

islands

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#include "islands.h"
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define fr first
#define sc second
#define mp make_pair
#define all(x) x.begin(),x.end()
const int maxn = 2e5+10;
int n, m, Ug[maxn], Vg[maxn], grin[maxn], grout[maxn], atv[maxn], atvedg[maxn], pos[maxn];
vector<int> gin[maxn], gout[maxn], g[maxn];  
vector<int> ans;
variant<bool, vector<int>> find_journey(int N, int M, vector<int> U, vector<int> V) {
    n = N;
    m = M;
    for(int i = 0; i < m; i++) {
        Ug[i] = U[i];
        Vg[i] = V[i];
        gout[Ug[i]].pb(i);
        gin[Vg[i]].pb(i);
    }
    queue<int> qout0;
    for(int i = 0; i < m; i++) {
        grin[Vg[i]]++;
        grout[Ug[i]]++;
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

islands.cpp: In function 'std::variant<bool, std::vector<int, std::allocator<int> > > find_journey(int, int, std::vector<int>, std::vector<int>)':
islands.cpp:98:17: warning: unused variable 'cntt' [-Wunused-variable]
   98 |             int cntt = 0;
      |                 ^~~~

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 21 / 21
• Subtask 4: 24 / 24
• Subtask 5: 45 / 45