0_0_21972073_23968.cpp:2:7: error: expected nested-name-specifier before 'namespac'
using namespac e std;
^
0_0_21972073_23968.cpp: In function 'int main()':
0_0_21972073_23968.cpp:6:6: error: 'cout' was not declared in this scope
cout<<9;
^
0_0_21972073_23968.cpp:6:6: note: suggested alternative:
In file included from 0_0_21972073_23968.cpp:1:0:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:61:18: note: 'std::cout'
extern ostream cout; /// Linked to standard output
^
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