Eroare de compilare: main.cpp: In function 'int main()': main.cpp:12:10: error: 'stack' is not a member of 'std' 12 | std::stack<char> stiva; | ^~~~~ main.cpp:4:1: note: 'std::stack' is defined in header '<stack>'; did you forget to '#include <stack>'? 3 | #include <vector> +++ |+#include <stack> 4 | main.cpp:12:16: error: expected primary-expression before 'char' 12 | std::stack<char> stiva; | ^~~~ main.cpp:16:5: error: 'stiva' was not declared in this scope 16 | stiva.push(nr[0]); | ^~~~~ main.cpp:32:10: error: 'reverse' is not a member of 'std' 32 | std::reverse(rez.begin(), rez.end()); | ^~~~~~~ Non zero exit status: 1