0_0_29157070_32397.cpp:6:1: error: 'sing' does not name a type
sing namespace std;
^
0_0_29157070_32397.cpp:7:1: error: 'vector' does not name a type
vector<int>s[maxx];
^
0_0_29157070_32397.cpp: In function 'void dfs(int, int, int)':
0_0_29157070_32397.cpp:18:19: error: 's' was not declared in this scope
for(int i=0,l=s[u].size(); i<l; i++) {
^
0_0_29157070_32397.cpp: In function 'int main()':
0_0_29157070_32397.cpp:39:13: error: 's' was not declared in this scope
s[i].clear();
^
0_0_29157070_32397.cpp:46:13: error: 's' was not declared in this scope
s[u].push_back(v);
^
0_0_29157070_32397.cpp:59:29: error: 'sort' was not declared in this scope
sort(uu,uu+m,cmp);
^
0_0_29157070_32397.cpp:59:29: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62:0,
from 0_0_29157070_32397.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:4705:5: note: 'std::sort'
sort(_RandomAccessIterator __first, _RandomAccessIterator __last,
^
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