Submission #898395

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
898395	2024-01-04 15:36:01	limbo16	Magic Tree (CEOI19_magictree)	C++14	100 / 100	125 ms	52356 KiB

magictree

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#include <bits/stdc++.h>
#define all(a) a.begin(), a.end()
#define allr(a) a.rbegin(), a.rend()
#define len(a) (int)a.size()
#define endl '\n'
#define int long long
using namespace std;
const int INF = 1e18;
const int MAXN = 2e5 + 100;
vector<int> g[MAXN];
map<int, int> stored_map[MAXN];
map<int, int> global_map;
int subtree[MAXN], fruit_time[MAXN], fruit_weight[MAXN], has_fruit[MAXN];
void dfs1(int u) {
    subtree[u] = 1;
    for (int v : g[u]) {
        dfs1(v);
        subtree[u] += subtree[v];
    }
}
void dfs2(int u, bool store_info = true) {
    int max_subtree_v = -1;
    for (int v : g[u]) {
        if (max_subtree_v == -1 || subtree[v] > subtree[max_subtree_v])
            max_subtree_v = v;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

magictree.cpp: In function 'void dfs2(long long int, bool)':
magictree.cpp:41:23: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   41 |             for (auto [x, dif] : stored_map[v])
      |                       ^
magictree.cpp: In function 'int32_t main()':
magictree.cpp:86:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   86 |     for (auto [x, dif] : stored_map[0])
      |               ^

• Subtask 1: 6 / 6
• Subtask 2: 3 / 3
• Subtask 3: 11 / 11
• Subtask 4: 12 / 12
• Subtask 5: 16 / 16
• Subtask 6: 13 / 13
• Subtask 7: 22 / 22
• Subtask 8: 17 / 17