0_0_13869357_2750.cpp:22:14: error: 'int free [60]' redeclared as different kind of symbol
int free[maxn] ;
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/cstdlib:72:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ext/string_conversions.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:2850,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_13869357_2750.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/stdlib.h:438:16: note: previous declaration 'void free(void*)'
void __cdecl free(void *_Memory);
^
0_0_13869357_2750.cpp: In function 'int Gauss()':
0_0_13869357_2750.cpp:33:34: error: ISO C++ forbids applying 'sizeof' to an expression of function type [-fpermissive]
memset(free , 0 , sizeof(free)) ;
^
0_0_13869357_2750.cpp:33:35: error: invalid conversion from 'void (*)(void*)' to 'void*' [-fpermissive]
memset(free , 0 , sizeof(free)) ;
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/cstring:42:0,
from 0_0_13869357_2750.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/string.h:43:18: note: initializing argument 1 of 'void* memset(void*, int, size_t)'
void * __cdecl memset(void *_Dst,int _Val,size_t _Size);
^
0_0_13869357_2750.cpp:76:31: error: assignment of read-only location '*(free + ((sizetype)free_idex))'
free[free_idex] = 1;
^
0_0_13869357_2750.cpp:76:31: error: cannot convert 'int' to 'void(void*)' in assignment
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