View Compilation Error

0_0_17519869_23420.cpp: In function 'int main()':
0_0_17519869_23420.cpp:9:8: error: 'cin' was not declared in this scope
  while(cin.getline(str,1000))
        ^
0_0_17519869_23420.cpp:9:8: note: suggested alternative:
In file included from 0_0_17519869_23420.cpp:3:0:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:60:18: note:   'std::cin'
   extern istream cin;  /// Linked to standard input
                  ^
0_0_17519869_23420.cpp:13:24: error: 'srrcmp' was not declared in this scope
   if(srrcmp(str,"START")!=0&&strcmp(str,"END")!=0)
                        ^
0_0_17519869_23420.cpp:23:4: error: 'cout' was not declared in this scope
    cout<<end1;
    ^
0_0_17519869_23420.cpp:23:4: note: suggested alternative:
In file included from 0_0_17519869_23420.cpp:3:0:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
0_0_17519869_23420.cpp:23:10: error: 'end1' was not declared in this scope
    cout<<end1;
          ^