View Compilation Error

0_0_18807728_24071.cpp: In function 'int dfs(int)':
0_0_18807728_24071.cpp:80:21: error: too many arguments to function 'int dfs(int)'
         res+=dfs(v,u);
                     ^
0_0_18807728_24071.cpp:70:5: note: declared here
 int dfs(int u)
     ^