0_0_38921339_17398.cpp:2:14: error: 'MAX' was not declared in this scope
2 | int n, m, dp[MAX], num[MAX], val[MAX];
| ^~~
0_0_38921339_17398.cpp:2:24: error: 'MAX' was not declared in this scope
2 | int n, m, dp[MAX], num[MAX], val[MAX];
| ^~~
0_0_38921339_17398.cpp:2:34: error: 'MAX' was not declared in this scope
2 | int n, m, dp[MAX], num[MAX], val[MAX];
| ^~~
0_0_38921339_17398.cpp:3:1: error: 'vector' does not name a type
3 | vector<int> tree[MAX], lead;
| ^~~~~~
0_0_38921339_17398.cpp: In function 'void solv()':
0_0_38921339_17398.cpp:8:16: error: 'cin' was not declared in this scope
8 | while (cin >> n >> m)
| ^~~
0_0_38921339_17398.cpp:13:37: error: 'MAX' was not declared in this scope
13 | for (int i = 0; i < MAX; i++)
| ^~~
0_0_38921339_17398.cpp:15:25: error: 'val' was not declared in this scope
15 | val[i] = 0;
| ^~~
0_0_38921339_17398.cpp:17:25: error: 'dp' was not declared in this scope
17 | dp[i] = 0;
| ^~
0_0_38921339_17398.cpp:18:25: error: 'tree' was not declared in this scope
18 | tree[i].clear();
| ^~~~
0_0_38921339_17398.cpp:19:25: error: 'num' was not declared in this scope; did you mean 'enum'?
19 | num[i] = 0;
| ^~~
| enum
0_0_38921339_17398.cpp:26:34: error: 'lead' was not declared in this scope
26 | if (!fa) lead.push_back(i); // 一根就是一组
| ^~~~
0_0_38921339_17398.cpp:27:25: error: 'tree' was not declared in this scope
27 | tree[fa].push_back(i); // 平凡的有根树，但有多个根
| ^~~~
0_0_38921339_17398.cpp:28:25: error: 'num' was not declared in this scope; did you mean 'enum'?
28 | num[i] = va;
| ^~~
| enum
0_0_38921339_17398.cpp:31:37: error: 'lead' was not declared in this scope
31 | for (int i = 0; i < lead.size(); i++)
| ^~~~
0_0_38921339_17398.cpp:33:32: error: 'val' was not declared in this scope
33 | memset(val, 0, sizeof(val));
| ^~~
0_0_38921339_17398.cpp:33:25: error: 'memset' was not declared in this scope
33 | memset(val, 0, sizeof(val));
| ^~~~~~
0_0_38921339_17398.cpp:1:1: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
+++ |+#include <cstring>
1 | // HUD 1561
0_0_38921339_17398.cpp:37:54: error: 'min' was not declared in this scope
37 | for (int k = 1; k <= min(j, len); k++)
| ^~~
0_0_38921339_17398.cpp:39:41: error: 'dp' was not declared in this scope
39 | dp[j] = max(dp[j], dp[j - k] + val[k]); //平平无奇的分组背包
| ^~
0_0_38921339_17398.cpp:39:49: error: 'max' was not declared in this scope
39 | dp[j] = max(dp[j], dp[j - k] + val[k]); //平平无奇的分组背包
| ^~~
0_0_38921339_17398.cpp:42:17: error: 'cout' was not declared in this scope
42 | cout << dp[m] << endl;
| ^~~~
0_0_38921339_17398.cpp:42:25: error: 'dp' was not declared in this scope
42 | cout << dp[m] << endl;
| ^~
0_0_38921339_17398.cpp:42:34: error: 'endl' was not declared in this scope
42 | cout << dp[m] << endl;
| ^~~~
0_0_38921339_17398.cpp: In function 'int dfs(int, int, int)':
0_0_38921339_17398.cpp:48:9: error: 'val' was not declared in this scope; did you mean 'va'?
48 | val[cnt] = max(val[cnt], va + num[u]); // 同一代价可获得的最大收获（正确性待定）
| ^~~
| va
0_0_38921339_17398.cpp:48:39: error: 'num' was not declared in this scope; did you mean 'enum'?
48 | val[cnt] = max(val[cnt], va + num[u]); // 同一代价可获得的最大收获（正确性待定）
| ^~~
| enum
0_0_38921339_17398.cpp:48:20: error: 'max' was not declared in this scope
48 | val[cnt] = max(val[cnt], va + num[u]); // 同一代价可获得的最大收获（正确性待定）
| ^~~
0_0_38921339_17398.cpp:50:14: error: 'tree' was not declared in this scope
50 | if (!tree[u].size()) return cnt; // 当到达背包容量最大或走到叶子时，返回最长路径
| ^~~~
0_0_38921339_17398.cpp:52:29: error: 'tree' was not declared in this scope
52 | for (int i = 0; i < tree[u].size(); i++)
| ^~~~
|
