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View Compilation Error

0_0_33418017_6622.cpp:21:1: error: 'vector' does not name a type
 vector<int> mp[MXN];
 ^
0_0_33418017_6622.cpp: In function 'void dfs1(int, int, int)':
0_0_33418017_6622.cpp:24:16: error: 'mp' was not declared in this scope
     for(int v: mp[u]) {
                ^
0_0_33418017_6622.cpp:27:40: error: 'max' was not declared in this scope
         dep[u] = max(dep[u], dep[v] + 1);
                                        ^
0_0_33418017_6622.cpp:27:40: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:64,
                 from 0_0_33418017_6622.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3454:5: note:   'std::max'
     max(initializer_list<_Tp> __l, _Compare __comp)
     ^
0_0_33418017_6622.cpp:36:50: error: 'mod' was not declared in this scope
             dp[u][i] = (dp[u][i] + dp[v][i-1]) % mod;
                                                  ^
0_0_33418017_6622.cpp: In function 'int main()':
0_0_33418017_6622.cpp:42:17: error: 'min' was not declared in this scope
     k = min(k, n);
                 ^
0_0_33418017_6622.cpp:42:17: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:64,
                 from 0_0_33418017_6622.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3444:5: note:   'std::min'
     min(initializer_list<_Tp> __l, _Compare __comp)
     ^
0_0_33418017_6622.cpp:45:9: error: 'mp' was not declared in this scope
         mp[a].eb(b);
         ^


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