Submission #1161037

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1161037	2025-03-03 14:11:48	akamizane	Growing Trees (BOI11_grow)	C++20	100 / 100	38 ms	2448 KiB

grow

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#include<bits/stdc++.h>
 
using namespace std;
#define debug(...) 40
using ll = long long;
using pii = pair<int,int>;
#define int long long
#define el cout << '\n'
#define fi first
#define se second
#define pb push_back
#define all(x) x.begin(), x.end()
#define FOR(i, a, b) for (int i = (a); i <= (b); i++)
#define FOD(i, a, b) for (int i = (a); i >= (b); i--)
#define REP(i, a, n) for (int i = (a); i < (n); i++)
template <class T1, class T2>bool chmax(T1 &a, T2 b){return a < b ? a = b, 1 : 0;}
template <class T1, class T2>bool chmin(T1 &a, T2 b){return a > b ? a = b, 1 : 0;}
void setIO(string s) {
  // freopen((s + ".inp").c_str(), "r", stdin);
  // freopen((s + ".out").c_str(), "w", stdout);
    freopen((s + ".in").c_str(), "r", stdin);
    freopen((s + ".out").c_str(), "w", stdout);
}
const int maxn = 2e5 + 5;
const int mod = 1e9 + 7;
const ll inf = 1e18;
 
 
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Compilation message (stderr)

grow.cpp: In function 'void setIO(std::string)':
grow.cpp:25:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |     freopen((s + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
grow.cpp:26:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   26 |     freopen((s + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10