제출 #783632

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
783632	2023-07-15 06:52:48	raysh07	Hacker (BOI15_hac)	C++17	100 / 100	234 ms	37956 KiB

hac

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#include <bits/stdc++.h>
using namespace std;
#define int long long
#define INF (int)1e18
#define f first
#define s second
mt19937_64 RNG(chrono::steady_clock::now().time_since_epoch().count());
void Solve()
{
  int n; cin >> n;
  vector <int> a(2 * n + 1);
  int tot = 0;
  for (int i = 1; i <= n; i++){
    cin >> a[i];
    tot += a[i];
    a[i + n] = a[i];
  }
  vector <int> p(2 * n + 1, 0);
  for (int i = 1; i <= 2 * n; i++){
    p[i] = p[i - 1] + a[i];
  }
  vector <int> v(2 * n + 1, 0);
  int x = (n / 2);
  for (int i = 1; i <= 2 * n; i++){
    if (i + x > 2 * n) continue;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

hac.cpp: In function 'void Solve()':
hac.cpp:52:19: warning: 'r' may be used uninitialized in this function [-Wmaybe-uninitialized]
   52 |    st.insert(v[r++]);
      |                   ^

• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 40 / 40