View Compilation Error

0_0_29611943_30212.cpp: In function 'void dfs(int, int)':
0_0_29611943_30212.cpp:51:40: error: expected ')' at end of input
  for(int i = 0; i < adj[u].size(); i++%2
                                        ^
0_0_29611943_30212.cpp:51:40: error: expected statement at end of input
0_0_29611943_30212.cpp:51:40: error: expected '}' at end of input