这样是否会出现内存泄露
............int a[3];int i=0;do{ cout<<"please enter a variable:"; cin>>a[i]; i++; }while(i<3);........................int a[3];int i=0;do{ cout<<"please enter a variable:"; cin>>a[i]; i++; }while(i<3);............;do{ cout<<"please enter a variable:"; cin>>a[i]; i++; }while(i<3);............