View Compilation Error

228242_0_28245.cpp: In function `int main()':
228242_0_28245.cpp:9: error: `int64' undeclared (first use this function)
228242_0_28245.cpp:9: error: (Each undeclared identifier is reported only once for each function it appears in.)
228242_0_28245.cpp:9: error: expected `;' before "f"
228242_0_28245.cpp:13: error: `f' undeclared (first use this function)
228242_0_28245.cpp: At global scope:
228242_0_28245.cpp:18: error: `int64' does not name a type