View Compilation Error

85353_0_13444.cpp:10: error: ISO C++ forbids declaration of `issame' with no type
85353_0_13444.cpp: In function `int issame(int, int)':
85353_0_13444.cpp:14: error: `isupper' undeclared (first use this function)
85353_0_13444.cpp:14: error: (Each undeclared identifier is reported only once for each function it appears in.)