0_0_18236416_30096.cpp: In function 'void dfs2(int, int)':
0_0_18236416_30096.cpp:52:28: error: 'c' was not declared in this scope
int k1=dp[u][0]-c+dp[v][2]-max(0,dp[u][]);
^
0_0_18236416_30096.cpp:52:51: error: expected primary-expression before ']' token
int k1=dp[u][0]-c+dp[v][2]-max(0,dp[u][]);
^
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