Compilare: main.cpp: In function 'int main()': main.cpp:58:36: warning: array subscript has type 'char' [-Wchar-subscripts] 58 | while(prioritate[st.top()] >= prioritate[s[i]]) { //eliminam semnele cu prioritate mai mare sau egala | ~~~~~~^~ main.cpp:58:57: warning: array subscript has type 'char' [-Wchar-subscripts] 58 | while(prioritate[st.top()] >= prioritate[s[i]]) { //eliminam semnele cu prioritate mai mare sau egala | ~~~^ main.cpp:59:37: warning: array subscript has type 'char' [-Wchar-subscripts] 59 | fp[++q] = val[st.top()]; | ~~~~~~^~ main.cpp:67:37: warning: array subscript has type 'char' [-Wchar-subscripts] 67 | fp[++q] = val[st.top()]; | ~~~~~~^~