Borderou de evaluare (job #794415)

Eroare de compilare: main.cpp: In function 'int main()': main.cpp:22:9: error: 'cin' was not declared in this scope; did you mean 'std::cin'? 22 | cin>>n>>k; | ^~~ | std::cin In file included from /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/i686-pc-linux-gnu/bits/stdc++.h:146, from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/iostream:62:18: note: 'std::cin' declared here 62 | extern istream cin; ///< Linked to standard input | ^~~ main.cpp:23:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'? 23 | cout<<combo(n,k); | ^~~~ | std::cout /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/iostream:63:18: note: 'std::cout' declared here 63 | extern ostream cout; ///< Linked to standard output | ^~~~ main.cpp:23:15: error: 'combo' was not declared in this scope 23 | cout<<combo(n,k); | ^~~~~