0_0_20170918_1831.cpp:15:13: error: 'int exit' redeclared as different kind of symbol
int r,c,ent,exit;
^
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_20170918_1831.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/stdlib.h:306:32: note: previous declaration 'void exit(int)'
void __cdecl __MINGW_NOTHROW exit(int _Code) __MINGW_ATTRIB_NORETURN;
^
0_0_20170918_1831.cpp: In function 'int main()':
0_0_20170918_1831.cpp:113:25: error: invalid conversion from 'void (*)(int)' to 'int' [-fpermissive]
bfs(ent+1,1,exit+1,r+1,0);
^
0_0_20170918_1831.cpp:44:6: note: initializing argument 3 of 'void bfs(int, int, int, int, int)'
void bfs(int sx,int sy,int ex,int ey,int look)
^
0_0_20170918_1831.cpp:114:17: error: invalid conversion from 'void (*)(int)' to 'int' [-fpermissive]
bfs(exit+1,r,ent+1,0,2);
^
0_0_20170918_1831.cpp:44:6: note: initializing argument 1 of 'void bfs(int, int, int, int, int)'
void bfs(int sx,int sy,int ex,int ey,int look)
^
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