View Compilation Error

0_0_20427916_4977.cpp: In function 'void Tarjan(int, int, int)':
0_0_20427916_4977.cpp:39:24: error: too few arguments to function 'void Tarjan(int, int, int)'
             Tarjan(v,vv);
                        ^
0_0_20427916_4977.cpp:29:6: note: declared here
 void Tarjan(int u,int vv,int fa)
      ^