정답 개수:
1
틀린 개수:
19
실행 실패 개수:
0
8 back size pop push 258 front back empty size
-1 0 -1 258 1
-1 0 -1 258 258 0 1
10 empty empty size empty empty front empty back front front
0 -1
1 1 0 1 1 -1 1 -1 -1 -1
23 push 983 pop size push 676 back pop push 887 empty pop empty back empty empty pop front front pop push 826 push 124 pop empty size size
983 0 676 676 887 -1 -1 -1 826 1 1
983 0 676 676 0 887 1 -1 1 1 -1 -1 -1 -1 826 0 1 1