View Compilation Error

201324_0_6637.cpp: In function `int main()':
201324_0_6637.cpp:5: error: expected primary-expression before '%' token
201324_0_6637.cpp:5: error: `f' undeclared (first use this function)
201324_0_6637.cpp:5: error: (Each undeclared identifier is reported only once for each function it appears in.)
201324_0_6637.cpp:8: error: expected primary-expression before '%' token