Submission #1106336

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1106336	2024-10-30 02:42:24	CodeLakVN	Cat in a tree (BOI17_catinatree)	C++17	100 / 100	382 ms	37828 KiB

catinatree

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define name "main"
#define FOR(i, a, b) for (int i = (a); i <= (b); i++)
#define FOD(i, b, a) for (int i = (b); i >= (a); i--)
template <class U, class V>
    bool maximize(U &x, V y) {
        if (x < y) { x = y; return true; }
        return false;
    }
template <class U, class V>
    bool minimize(U &x, V y) {
        if (x > y) { x = y; return true; }
        return false;
    }
const int INF = 1e9;
const int N = 2e5 + 5;
int numNode, limit;
vector<int> adj[N];
int child[N], centroidParent[N];
bool del[N];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

catinatree.cpp: In function 'int main()':
catinatree.cpp:124:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  124 |         freopen(name".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
catinatree.cpp:125:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  125 |         freopen(name".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 11 / 11
• Subtask 2: 40 / 40
• Subtask 3: 49 / 49