View Compilation Error

0_0_13739971_20242.cpp: In function 'int main()':
0_0_13739971_20242.cpp:14:35: error: expected primary-expression before '%' token
   memset(f,0,sizeof(f));L-=C;R-=C;%
                                   ^
0_0_13739971_20242.cpp:14:35: error: expected primary-expression at end of input
0_0_13739971_20242.cpp:14:35: error: expected '}' at end of input
0_0_13739971_20242.cpp:14:35: error: expected '}' at end of input