0_0_36150613_23905.cpp:29:11: error: redefinition of 'const int N'
const int N = 110000;
^
0_0_36150613_23905.cpp:19:11: note: 'const int N' previously defined here
const int N = 110000;
^
0_0_36150613_23905.cpp:30:5: error: redefinition of 'int n'
int n, m;
^
0_0_36150613_23905.cpp:21:5: note: 'int n' previously declared here
int n, m;
^
0_0_36150613_23905.cpp:30:8: error: redefinition of 'int m'
int n, m;
^
0_0_36150613_23905.cpp:21:8: note: 'int m' previously declared here
int n, m;
^
0_0_36150613_23905.cpp:31:5: error: redefinition of 'int cnt'
int cnt = 0; // 时间戳
^
0_0_36150613_23905.cpp:23:5: note: 'int cnt' previously defined here
int cnt = 0; // 时间戳
^
0_0_36150613_23905.cpp:32:10: error: redefinition of 'int dfn [110000]'
int dfn[N], low[N]; // 当前时间戳、最早时间戳
^
0_0_36150613_23905.cpp:24:5: note: 'int dfn [110000]' previously declared here
int dfn[N], low[N]; // 当前时间戳、最早时间戳
^
0_0_36150613_23905.cpp:32:18: error: redefinition of 'int low [110000]'
int dfn[N], low[N]; // 当前时间戳、最早时间戳
^
0_0_36150613_23905.cpp:24:13: note: 'int low [110000]' previously declared here
int dfn[N], low[N]; // 当前时间戳、最早时间戳
^
0_0_36150613_23905.cpp:33:10: error: redefinition of 'int vis [110000]'
int vis[N], stk[N], top = 0; // 当前栈中的点（连通路径）
^
0_0_36150613_23905.cpp:25:5: note: 'int vis [110000]' previously declared here
int vis[N], stk[N], top = 0; // 当前路径栈
^
0_0_36150613_23905.cpp:33:18: error: redefinition of 'int stk [110000]'
int vis[N], stk[N], top = 0; // 当前栈中的点（连通路径）
^
0_0_36150613_23905.cpp:25:13: note: 'int stk [110000]' previously declared here
int vis[N], stk[N], top = 0; // 当前路径栈
^
0_0_36150613_23905.cpp:33:21: error: redefinition of 'int top'
int vis[N], stk[N], top = 0; // 当前栈中的点（连通路径）
^
0_0_36150613_23905.cpp:25:21: note: 'int top' previously defined here
int vis[N], stk[N], top = 0; // 当前路径栈
^
0_0_36150613_23905.cpp:34:12: error: redefinition of 'int color [110000]'
int color[N], tot = 0; // 节点染色、强连通分量的数量
^
0_0_36150613_23905.cpp:26:5: note: 'int color [110000]' previously declared here
int color[N], tot = 0; // 节点染色、强连通分量的数量
^
0_0_36150613_23905.cpp:34:15: error: redefinition of 'int tot'
int color[N], tot = 0; // 节点染色、强连通分量的数量
^
0_0_36150613_23905.cpp:26:15: note: 'int tot' previously defined here
int color[N], tot = 0; // 节点染色、强连通分量的数量
^
0_0_36150613_23905.cpp:35:17: error: redefinition of 'std::vector<int> eg [110000]'
vector<int> eg[N]; // 所有边
^
0_0_36150613_23905.cpp:27:13: note: 'std::vector<int> eg [110000]' previously declared here
vector<int> eg[N]; // 所有边
^
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