정답 개수:
15
틀린 개수:
85
실행 실패 개수:
0
28 -1
28 = 1 + 2 + 4 + 7 + 14
6738 -1
6738 is not perfect.
6738 is NOT perfect.
15566 -1
15566 is not perfect.
15566 is NOT perfect.