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View Compilation Error

0_0_16043029_20449.cpp:2:6: error: expected nested-name-specifier before '&' token
 using namespace std;  
      ^
0_0_16043029_20449.cpp:2:21: error: expected identifier before '&' token
 using namespace std;  
                     ^
0_0_16043029_20449.cpp:2:26: error: expected constructor, destructor, or type conversion before ';' token
 using namespace std;  
                          ^
0_0_16043029_20449.cpp:2:27: error: 'std' does not name a type
 using namespace std;  
                           ^
0_0_16043029_20449.cpp:2:36: error: expected constructor, destructor, or type conversion before ';' token
 using namespace std;  
                                    ^
0_0_16043029_20449.cpp:2:42: error: expected constructor, destructor, or type conversion before ';' token
 using namespace std;  
                                          ^
0_0_16043029_20449.cpp:3:5: error: 'nbsp' declared as reference but not initialized
 int main(){  
     ^
0_0_16043029_20449.cpp: In function 'int main()':
0_0_16043029_20449.cpp:4:29: error: 'nbsp' declared as reference but not initialized
     int T,n,res;  
                             ^
0_0_16043029_20449.cpp:4:34: error: 'T' was not declared in this scope
     int T,n,res;  
                                  ^
0_0_16043029_20449.cpp:4:36: error: 'n' was not declared in this scope
     int T,n,res;  
                                    ^
0_0_16043029_20449.cpp:4:38: error: 'res' was not declared in this scope
     int T,n,res;  
                                      ^
0_0_16043029_20449.cpp:5:25: error: 'cin' was not declared in this scope
     cin>>T;  
                         ^
0_0_16043029_20449.cpp:5:25: note: suggested alternative:
In file included from 0_0_16043029_20449.cpp:1:0:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:60:18: note:   'std::cin'
   extern istream cin;  /// Linked to standard input
                  ^
0_0_16043029_20449.cpp:9:43: error: 'cout' was not declared in this scope
        cout<<res<<endl;   
                                           ^
0_0_16043029_20449.cpp:9:43: note: suggested alternative:
In file included from 0_0_16043029_20449.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
                  ^
0_0_16043029_20449.cpp:9:54: error: 'endl' was not declared in this scope
        cout<<res<<endl;   
                                                      ^
0_0_16043029_20449.cpp:9:54: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_16043029_20449.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:564:5: note:   'std::endl'
     endl(basic_ostream<_CharT, _Traits>& __os)
     ^
0_0_16043029_20449.cpp: At global scope:
0_0_16043029_20449.cpp:11:7: error: expected constructor, destructor, or type conversion before ';' token
 }  
       ^
0_0_16043029_20449.cpp:11:13: error: expected constructor, destructor, or type conversion before ';' token
 }  
             ^


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