View Compilation Error

0_0_13158664_10543.cpp: In function 'int dfs(int)':
0_0_13158664_10543.cpp:23:20: error: expected primary-expression at end of input
             mark[v]%
                    ^
0_0_13158664_10543.cpp:23:20: error: expected '}' at end of input
0_0_13158664_10543.cpp:23:20: error: expected '}' at end of input
0_0_13158664_10543.cpp:23:20: error: expected '}' at end of input