Eroare de compilare: main.cpp: In function 'int main()': main.cpp:26:5: error: 'ios_base' has not been declared 26 | ios_base::sync_with_stdio(false); | ^~~~~~~~ main.cpp:27:5: error: 'cin' was not declared in this scope 27 | cin.tie(0); | ^~~ 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 57 | cout << mxpref[m]; | ^~~~ Non zero exit status: 1