정답 개수:
66
틀린 개수:
34
실행 실패 개수:
0
5 push 144 pop size empty front
144 2 1 -1
144 0 1 -1
7 back back size push 683 pop size push 811
-1 -1 0 683 2
-1 -1 0 683 0
27 size pop empty empty push 227 pop front back back pop front size pop back push 51 front push 550 pop front push 482 empty pop push 811 front back front size
0 -1 1 1 227 -1 -1 -1 -1 -1 2 -1 -1 51 51 550 0 550 482 811 482 2
0 -1 1 1 227 -1 -1 -1 -1 -1 0 -1 -1 51 51 550 0 550 482 811 482 2