정답 개수:
2
틀린 개수:
28
실행 실패 개수:
0
5 push 916 pop front pop back
916 0 -1 0
916 -1 -1 -1
16 back pop push 589 empty push 176 pop empty back size push 898 back empty empty empty push 247 front
0 -1 0 589 0 176 1 898 0 0 0 176
-1 -1 0 589 0 176 1 898 0 0 0 176
17 front size size size pop size back push 949 front size pop pop push 180 empty size empty size
0 0 0 0 -1 0 0 949 1 949 -1 0 1 0 1
-1 0 0 0 -1 0 -1 949 1 949 -1 0 1 0 1