0_0_23260429_16839.cpp:140:16: error: redefinition of 'std::vector<int> g [103]'
vector<int> g[N];
^
0_0_23260429_16839.cpp:15:13: note: 'std::vector<int> g [103]' previously declared here
vector<int> g[N];
^
0_0_23260429_16839.cpp:142:5: error: redefinition of 'int n'
int n, low[N], dfn[N], f[N];
^
0_0_23260429_16839.cpp:17:5: note: 'int n' previously declared here
int n, low[N], dfn[N], f[N];
^
0_0_23260429_16839.cpp:142:13: error: redefinition of 'int low [103]'
int n, low[N], dfn[N], f[N];
^
0_0_23260429_16839.cpp:17:8: note: 'int low [103]' previously declared here
int n, low[N], dfn[N], f[N];
^
0_0_23260429_16839.cpp:142:21: error: redefinition of 'int dfn [103]'
int n, low[N], dfn[N], f[N];
^
0_0_23260429_16839.cpp:17:16: note: 'int dfn [103]' previously declared here
int n, low[N], dfn[N], f[N];
^
0_0_23260429_16839.cpp:142:27: error: redefinition of 'int f [103]'
int n, low[N], dfn[N], f[N];
^
0_0_23260429_16839.cpp:17:24: note: 'int f [103]' previously declared here
int n, low[N], dfn[N], f[N];
^
0_0_23260429_16839.cpp:144:11: error: redefinition of 'bool vis [103]'
bool vis[N];
^
0_0_23260429_16839.cpp:19:6: note: 'bool vis [103]' previously declared here
bool vis[N];
^
0_0_23260429_16839.cpp: In function 'void dfs(int, int, const int&)':
0_0_23260429_16839.cpp:147:7: error: redefinition of 'void dfs(int, int, const int&)'
void dfs(int u, int depth, const int &root) {
^
0_0_23260429_16839.cpp:23:7: note: 'void dfs(int, int, const int&)' previously defined here
void dfs(int u, int depth, const int &root) {
^
0_0_23260429_16839.cpp: In function 'int main()':
0_0_23260429_16839.cpp:177:5: error: redefinition of 'int main()'
int main() {
^
0_0_23260429_16839.cpp:53:5: note: 'int main()' previously defined here
int main() {
^
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