View Compilation Error

0_0_30512533_4377.cpp: In function 'int main()':
0_0_30512533_4377.cpp:19:31: error: invalid conversion from 'int' to 'const char*' [-fpermissive]
         if(!strcmp('@END@',str)) break;
                               ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/cstring:42:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:48,
                 from 0_0_30512533_4377.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/string.h:53:15: note: initializing argument 1 of 'int strcmp(const char*, const char*)'
   int __cdecl strcmp(const char *_Str1,const char *_Str2);
               ^