Error(s):

source_file.cpp(10): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int
source_file.cpp(10): error C2086: 'int a': redefinition
source_file.cpp(9): note: see declaration of 'a'
source_file.cpp(10): error C2065: 'int32': undeclared identifier
source_file.cpp(10): error C2228: left of '.Parse' must have class/struct/union
source_file.cpp(10): note: type is 'unknown-type'
source_file.cpp(10): error C2065: 'console': undeclared identifier
source_file.cpp(10): error C2228: left of '.Readline' must have class/struct/union
source_file.cpp(10): note: type is 'unknown-type'
source_file.cpp(11): error C3927: '->': trailing return type is not allowed after a non-function declarator
source_file.cpp(11): error C3484: syntax error: expected '->' before the return type
source_file.cpp(11): error C3613: missing return type after '->' ('int' assumed)
source_file.cpp(11): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int
source_file.cpp(11): error C2146: syntax error: missing ';' before identifier 'WriteLine'
source_file.cpp(12): error C3927: '->': trailing return type is not allowed after a non-function declarator
source_file.cpp(12): error C3484: syntax error: expected '->' before the return type
source_file.cpp(12): error C3613: missing return type after '->' ('int' assumed)
source_file.cpp(12): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int
source_file.cpp(12): error C2086: 'int Console': redefinition
source_file.cpp(11): note: see declaration of 'Console'
source_file.cpp(12): error C2146: syntax error: missing ';' before identifier 'ReadKey'
Microsoft (R) C/C++ Optimizing Compiler Version 19.00.23506 for x64