정답 개수:
0
틀린 개수:
10
실행 실패 개수:
0
5 push 742 size pop size back
&d 742 0 -1
1 742 0 -1
18 push 590 empty push 74 size empty back push 860 empty pop pop empty empty back back front pop pop size
0 &d 0 74 0 860 74 0 0 590 590 0 590 -1 0
0 2 0 74 0 590 74 0 0 860 860 860 860 -1 0
18 pop push 692 empty empty push 787 pop pop size front back empty pop push 731 push 282 size front pop back
-1 0 0 787 692 0 -1 -1 1 -1 &d 731 282 731
-1 0 0 692 787 0 -1 -1 1 -1 2 731 731 282