Submission #963027

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
963027	2024-04-14 11:19:45	Mtaylor	Tourism (JOI23_tourism)	C++17	100 / 100	1222 ms	53224 KiB

tourism

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// Mtaylor
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define fi first
#define se second
#define mp make_pair
#define endl '\n';
#define sz(x) ((int)(x).size())
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
void dbg_out() { cerr << endl; }
template <typename Head, typename... Tail>
void dbg_out(Head H, Tail... T) {
    cerr << ' ' << H;
    dbg_out(T...);
}
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
typedef long long ll;
const int N = 3e5 + 5;
template <typename T>
class FenwickTree {
   public:
    vector<T> tree;
    int n;
    void init(int n) {
        tree.assign(n + 2, 0);
        this->n = n;
    }
 
 
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Compilation message (stderr)

tourism.cpp: In member function 'void HLD::calcsz(int, ADJ&)':
tourism.cpp:158:26: warning: 'mxv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  158 |             heavyChld[u] = mxv;
tourism.cpp:158:26: warning: 'mxv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  158 |             heavyChld[u] = mxv;
tourism.cpp:158:26: warning: 'mxv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  158 |             heavyChld[u] = mxv;
tourism.cpp:158:26: warning: 'mxv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  158 |             heavyChld[u] = mxv;
tourism.cpp:158:26: warning: 'mxv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  158 |             heavyChld[u] = mxv;
tourism.cpp:158:26: warning: 'mxv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  158 |             heavyChld[u] = mxv;
tourism.cpp:158:26: warning: 'mxv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  158 |             heavyChld[u] = mxv;
tourism.cpp:158:26: warning: 'mxv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  158 |             heavyChld[u] = mxv;
tourism.cpp:158:26: warning: 'mxv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  158 |             heavyChld[u] = mxv;
tourism.cpp: In function 'void test_case()':
tourism.cpp:158:26: warning: 'mxv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  158 |             heavyChld[u] = mxv;
tourism.cpp:145:21: note: 'mxv' was declared here
  145 |         int mx = 0, mxv;
      |                     ^~~

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 7 / 7
• Subtask 4: 18 / 18
• Subtask 5: 24 / 24
• Subtask 6: 41 / 41