제출 #418376

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
418376	2021-06-05 10:26:07	ACmachine	Amusement Park (CEOI19_amusementpark)	C++17	42 / 100	3043 ms	162208 KiB

amusementpark

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#include <bits/stdc++.h>
using namespace std;
#define FOR(i, j, k, l) for(int i = (j); i < (k); i += (l))
#define FORD(i, j, k, l) for(int i = (j); i >= (k); i -= (l))
#define REP(i, n) FOR(i, 0, n, 1)
#define REPD(i, n) FORD(i, n, 0, 1)
#define pb push_back
typedef long long ll;
const int INF = (int)1e9;
const ll INFF = (ll)1e18;
const ll mod = 998244353;
mt19937_64 rng(time(NULL));
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n, m;
    cin >> n >> m;
    vector<array<int, 2>> edges;
    vector<ll> random(m, 0);
    REP(i, m){
        int u, v;
        cin >> u >> v;
        u--; v--;
        edges.pb({u, v});
        random[i] = rng();
    }
    unordered_set<ll> uset;
    vector<int> order(n);
    iota(order.begin(), order.end(), 0);
    vector<int> pos(n, 0);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

amusementpark.cpp: In function 'int main()':
amusementpark.cpp:3:44: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::array<int, 2> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    3 | #define FOR(i, j, k, l) for(int i = (j); i < (k); i += (l))
      |                                            ^
amusementpark.cpp:5:19: note: in expansion of macro 'FOR'
    5 | #define REP(i, n) FOR(i, 0, n, 1)
      |                   ^~~
amusementpark.cpp:37:9: note: in expansion of macro 'REP'
   37 |         REP(i, edges.size()){
      |         ^~~

• Subtask 1: 7 / 7
• Subtask 2: 12 / 12
• Subtask 3: 23 / 23
• Subtask 4: 0 / 21
• Subtask 5: 0 / 37