rank userid #1 #2 #3 #4 sum 1 akashkum 20 25 25 30 100 1 chenting 20 25 25 30 100 1 isc07211 20 25 25 30 100 1 lohyeong 20 25 25 30 100 1 phanthix 20 25 25 30 100 1 trantuan 20 25 25 30 100 1 wangying 20 25 25 30 100 1 zhangxin 20 25 25 30 100 1 zhoujing 20 25 25 30 100 1 zhuwenbi 20 25 25 30 100 1 zhuyi 20 25 25 30 100 12 kohchung 10 25 25 30 90 13 trianaku 0 25 25 30 80 14 johansya 0 0 0 0 0 14 jonathan 0 0 0 0 0 14 ouyongji 0 0 0 0 0