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View Compilation Error

0_0_38244374_8715.cpp:2:7: error: expected nested-name-specifier before 'namesapce'
 using namesapce std;
       ^
0_0_38244374_8715.cpp: In function 'int main()':
0_0_38244374_8715.cpp:6:8: error: 'cin' was not declared in this scope
  while(cin>>n)
        ^
0_0_38244374_8715.cpp:6:8: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:74:0,
                 from 0_0_38244374_8715.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:60:18: note:   'std::cin'
   extern istream cin;  /// Linked to standard input
                  ^
0_0_38244374_8715.cpp:9:4: error: 'cout' was not declared in this scope
    cout<<"2^? mod "<<n<<" = 1"<<endl;
    ^
0_0_38244374_8715.cpp:9:4: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:74:0,
                 from 0_0_38244374_8715.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
0_0_38244374_8715.cpp:9:33: error: 'endl' was not declared in this scope
    cout<<"2^? mod "<<n<<" = 1"<<endl;
                                 ^
0_0_38244374_8715.cpp:9:33: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/istream:39:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/sstream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/complex:45,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ccomplex:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:52,
                 from 0_0_38244374_8715.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_38244374_8715.cpp:18:8: error: 'cout' was not declared in this scope
        cout<<"2^"<<j<<" mod "<<n<<" = 1"<<endl;
        ^
0_0_38244374_8715.cpp:18:8: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:74:0,
                 from 0_0_38244374_8715.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
0_0_38244374_8715.cpp:18:43: error: 'endl' was not declared in this scope
        cout<<"2^"<<j<<" mod "<<n<<" = 1"<<endl;
                                           ^
0_0_38244374_8715.cpp:18:43: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/istream:39:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/sstream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/complex:45,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ccomplex:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:52,
                 from 0_0_38244374_8715.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:564:5: note:   'std::endl'
     endl(basic_ostream<_CharT, _Traits>& __os)
     ^


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