0_0_30312913_492.cpp: In function 'int main()':
0_0_30312913_492.cpp:6:10: error: 'cin' was not declared in this scope
while ( cin>>n>>m){//无限输入多组数据
^
0_0_30312913_492.cpp:6:10: note: suggested alternative:
In file included from 0_0_30312913_492.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_30312913_492.cpp:6:15: error: 'n' was not declared in this scope
while ( cin>>n>>m){//无限输入多组数据
^
0_0_30312913_492.cpp:6:18: error: 'm' was not declared in this scope
while ( cin>>n>>m){//无限输入多组数据
^
0_0_30312913_492.cpp:10:4: error: 'cout' was not declared in this scope
cout<<" ";
^
0_0_30312913_492.cpp:10:4: note: suggested alternative:
In file included from 0_0_30312913_492.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_30312913_492.cpp:18:23: error: 'cout' was not declared in this scope
cout<<mod<<endl;//mod=s
^
0_0_30312913_492.cpp:18:23: note: suggested alternative:
In file included from 0_0_30312913_492.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_30312913_492.cpp:18:34: error: 'endl' was not declared in this scope
cout<<mod<<endl;//mod=s
^
0_0_30312913_492.cpp:18:34: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
from 0_0_30312913_492.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_30312913_492.cpp:19:11: error: 'cout' was not declared in this scope
else cout<<"none"<<endl;
^
0_0_30312913_492.cpp:19:11: note: suggested alternative:
In file included from 0_0_30312913_492.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_30312913_492.cpp:19:25: error: 'endl' was not declared in this scope
else cout<<"none"<<endl;
^
0_0_30312913_492.cpp:19:25: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
from 0_0_30312913_492.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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