View Compilation Error

0_0_8316952_21480.cpp: In function `int main()':
0_0_8316952_21480.cpp:44: error: `iof' undeclared (first use this function)
0_0_8316952_21480.cpp:44: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_8316952_21480.cpp:47: error: expected `;' before "printf"
0_0_8316952_21480.cpp:48: error: expected primary-expression before "else"
0_0_8316952_21480.cpp:48: error: expected `;' before "else"
0_0_8316952_21480.cpp:53: error: expected `}' at end of input