0_0_38586771_12541.cpp: In function 'int main()':
0_0_38586771_12541.cpp:11:13: error: too few arguments to function 'char* gets_s(char*, rsize_t)'
gets_s(arr);
^
In file included from gcc-8.5.0/x86_64-w64-mingw32/include/stdio.h:1572,
from gcc-8.5.0/x86_64-w64-mingw32/include/locale.h:12,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/clocale:42,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/x86_64-w64-mingw32/bits/c++locale.h:41,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/localefwd.h:40,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/ios:41,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/ostream:38,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/iostream:39,
from 0_0_38586771_12541.cpp:1:
gcc-8.5.0/x86_64-w64-mingw32/include/sec_api/stdio_s.h:571:25: note: declared here
_CRTIMP char* __cdecl gets_s(char*,rsize_t);
^~~~~~
0_0_38586771_12541.cpp:13:6: error: 'strlen' was not declared in this scope
a=strlen(arr)-1;
^~~~~~
0_0_38586771_12541.cpp:13:6: note: 'strlen' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
0_0_38586771_12541.cpp:2:1:
+#include <cstring>
0_0_38586771_12541.cpp:13:6:
a=strlen(arr)-1;
^~~~~~
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