Eroare de compilare: main.cpp: In function 'int main()': main.cpp:27:5: error: 'cin' was not declared in this scope; did you mean 'std::cin'? 27 | cin.tie(0); | ^~~ | std::cin In file included from main.cpp:2: /usr/include/c++/12.2.1/iostream:60:18: note: 'std::cin' declared here 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:53:24: error: found ':' in nested-name-specifier, expected '::' 53 | mxpref[i] = std:max(mxpref[i - 1], dp[i]); | ^ | :: main.cpp:57:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'? 57 | cout << mxpref[m]; | ^~~~ | std::cout /usr/include/c++/12.2.1/iostream:61:18: note: 'std::cout' declared here 61 | extern ostream cout; /// Linked to standard output | ^~~~ Non zero exit status: 1