View Compilation Error

0_0_30307860_6997.cpp: In function 'void ExKmp(char*, char*)':
0_0_30307860_6997.cpp:42:31: error: expected primary-expression at end of input
             Ex[i] = Next[i-po]%
                               ^
0_0_30307860_6997.cpp:42:31: error: expected '}' at end of input
0_0_30307860_6997.cpp:42:31: error: expected '}' at end of input