View Compilation Error

88015_0_4966.cpp: In function `int main()':
88015_0_4966.cpp:17: error: `scan' undeclared (first use this function)
88015_0_4966.cpp:17: error: (Each undeclared identifier is reported only once for each function it appears in.)
88015_0_4966.cpp:77: error: `scnaf' undeclared (first use this function)