Compilare: user.cpp: In function ‘bool calcul(char*, int)’: user.cpp:29:78: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(Stiva[i]>='a' and Stiva[i]<='z') Calcul[++Vfcalc]=Valoare[Stiva[i]]; ^ user.cpp: In function ‘int main()’: user.cpp:47:58: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(Sir1[j]>='a' and Sir1[j]<='z') Fr1[Sir1[j]]=1; ^ user.cpp:49:58: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(Sir2[j]>='a' and Sir2[j]<='z') Fr2[Sir2[j]]=1; ^ user.cpp:64:50: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(Vfop1>=1 and Prioritate[Sir1[j]]<=Prioritate[Oper1[Vfop1]]) ^ user.cpp:64:76: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(Vfop1>=1 and Prioritate[Sir1[j]]<=Prioritate[Oper1[Vfop1]]) ^ user.cpp:79:50: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(Vfop2>=1 and Prioritate[Sir2[j]]<=Prioritate[Oper2[Vfop2]]) ^ user.cpp:79:76: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(Vfop2>=1 and Prioritate[Sir2[j]]<=Prioritate[Oper2[Vfop2]]) ^ user.cpp:90:53: warning: array subscript has type ‘char’ [-Wchar-subscripts] if((j & (1<<k))!=0) Valoare[Var[k+1]]=1; ^ user.cpp:91:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] else Valoare[Var[k+1]]=0; ^