View Compilation Error

0_0_22811813_31087.cpp:12:1: error: specializing member 'std::basic_ios<char>::sync_with_stdio' requires 'template<>' syntax
 ios::sync_with_stdio(false);
 ^
0_0_22811813_31087.cpp: In function 'int main()':
0_0_22811813_31087.cpp:19:24: error: expected primary-expression before '!=' token
     while(cin>>n>>m>>k)!=EOF)
                        ^