제출 #886425

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
886425	2023-12-12 06:35:48	tsumondai	Alternating Heights (CCO22_day1problem1)	C++14	25 / 25	268 ms	14148 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
#define Task "CCO22_day1problem1"
#define fi first
#define se second
#define pb push_back
#define mp make_pair
#define foru(i, l, r) for(int i = l; i <= r; i++)
#define ford(i, r, l) for(int i = r; i >= l; i--)
#define __TIME  (1.0 * clock() / CLOCKS_PER_SEC)
typedef pair<int, int> ii;
typedef pair<ii, int> iii;
typedef pair<ii, ii> iiii;
const int N = 3e3 + 5;
const int oo = 1e9, mod = 1e9 + 7;
int n, m, k;
int f[3001], a[3001], val[3001], state[3001];
bool ok = 1, exist[3001];
vector<int> adj[N];
void dfs(int u) {
    state[u] = 1;
    for (int v : adj[u]) if (state[v] < 2) {
            if (state[v] == 1) {ok = 0; return;}
            else {
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'int main()':
Main.cpp:87:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   87 |         freopen(Task".INP", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:88:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   88 |         freopen(Task".OUT", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 6 / 6
• Subtask 3: 7 / 7
• Subtask 4: 8 / 8