제출 #694863

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
694863	2023-02-04 10:56:20	US3RN4M3	Alternating Heights (CCO22_day1problem1)	C++17	25 / 25	526 ms	13840 KiB

Main

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#include<bits/stdc++.h>
using namespace std;
using ll = long long;
const int mx = 3005;
vector<pair<int, int>> graph[mx];
int nums[mx];
int bes[mx];
char vis[mx];
int l, r, n, k, q;
bool cond;
void dfs(int cur) {
  vis[cur] = 1;
  for(auto [nxt, pos] : graph[cur]) if(l <= pos && pos < r) {
    if(vis[nxt] == 1) {
      cond = true;
      return;
    }
    if(!vis[nxt]) dfs(nxt);
    if(cond) return;
  }
  vis[cur] = 2;
}
void test() {
  r = l;
  for(int delta = 2048; delta >= 1; delta >>= 1) {
    r += delta;
    if(r >= n) {
      r -= delta;
      continue;
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Main.cpp:40:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   40 | main() {
      | ^~~~
Main.cpp: In function 'int main()':
Main.cpp:55:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   55 |   scanf("%d %d\n", &x, &y);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~

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