Compilare: user.cpp: In function ‘void Evaluate()’: user.cpp:43:51: warning: operation on ‘Top’ may be undefined [-Wsequence-point] V[Top - 1] = V[Top - 1] + V[Top--]; ^ user.cpp:43:51: warning: operation on ‘Top’ may be undefined [-Wsequence-point] user.cpp:47:51: warning: operation on ‘Top’ may be undefined [-Wsequence-point] V[Top - 1] = V[Top - 1] - V[Top--]; ^ user.cpp:47:51: warning: operation on ‘Top’ may be undefined [-Wsequence-point] user.cpp:51:51: warning: operation on ‘Top’ may be undefined [-Wsequence-point] V[Top - 1] = V[Top - 1] * V[Top--]; ^ user.cpp:51:51: warning: operation on ‘Top’ may be undefined [-Wsequence-point] user.cpp:55:51: warning: operation on ‘Top’ may be undefined [-Wsequence-point] V[Top - 1] = V[Top - 1] / V[Top--]; ^ user.cpp:55:51: warning: operation on ‘Top’ may be undefined [-Wsequence-point] user.cpp: In function ‘void Transform()’: user.cpp:91:50: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(!Stack.empty() && Priority[A[i]] <= Priority[Stack.top()]) ^ user.cpp:91:75: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(!Stack.empty() && Priority[A[i]] <= Priority[Stack.top()]) ^