public PrgState <T> Execute <T>(PrgState <T> state)
{
MyIStack <T> stk2 = new MyStack <T>();
stk2.Push((T)mStmt);
int id = state.GetId();
MyDictionary sym2 = new MyDictionary();
sym2 = (MyDictionary)state.GetSymTable().DeepCopy();
PrgState <T> state2 = new PrgState <T>(
stk2, sym2, state.GetOut(), state.GetHeap(), ++id);
return(state2);
}