View Compilation Error

0_0_3877788_5410.cpp:77: error: ISO C++ forbids declaration of `voidclear' with no type
0_0_3877788_5410.cpp:95: error: ISO C++ forbids declaration of `voidINSERT_HASH' with no type
0_0_3877788_5410.cpp: In function `int voidINSERT_HASH(long long int, long long int)':
0_0_3877788_5410.cpp:101: error: return-statement with no value, in function returning 'int'
0_0_3877788_5410.cpp: In function `long long int bady_step_giant_step(long long int, long long int, long long int)':
0_0_3877788_5410.cpp:139: error: `clear' undeclared (first use this function)
0_0_3877788_5410.cpp:139: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_3877788_5410.cpp:143: error: `INSERT_HASH' undeclared (first use this function)