제출 #988973

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
988973		MercubytheFirst	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++17	0 / 100	3064 ms	22168 KiB

sortbooks

#include <bits/stdc++.h>
using ll = long long;
#define pb push_back
using namespace std;
#define CDIV(a, b) ((((a) - (1)) / (b)) + 1)

void solve() { 
  int n, Q;
  cin >> n >> Q;
  vector<int> v(n + 1);
  for(int i = 1; i <= n; ++i) {
    cin >> v[i];
  }
  while(Q--) {
    int l, r, k;
    cin >> l >> r >> k;
    set<int> s;
    int mx = -1;
    for(int i = l; i <= r; ++i) {
      if(!s.empty() and *s.rbegin() > v[i]) {
        mx = max(mx, v[i] + *s.rbegin());
      }
      s.insert(v[i]);
    }
    if(mx > k) {
      cout << 0 << endl;
    }
    else {
      cout << 1 << endl;
    }
  }
}

signed main() {
  #ifndef ONLINE_JUDGE
  freopen("in.txt", "r", stdin);
  freopen("out.txt", "w", stdout);
  #endif
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  // signed t = 0; cin >> t; while(t --> 0) 
    solve();
}

컴파일 시 표준 에러 (stderr) 메시지

sortbooks.cpp: In function 'int main()':
sortbooks.cpp:36:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   36 |   freopen("in.txt", "r", stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
sortbooks.cpp:37:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   37 |   freopen("out.txt", "w", stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 8
• Subtask 2: 0 / 9
• Subtask 3: 0 / 13
• Subtask 4: 0 / 17
• Subtask 5: 0 / 30
• Subtask 6: 0 / 23