105     Gou      M       19      90.20
104     Li       M       20      96.30
106     Lin      M       18      91.50
107     Ma       F       17      98.70
110     Mao      F       18      94.90
102     Wang     F       18      92.40
109     Xu       M       19      89.80
101     Zhang    M       19      95.60
103     Zhao     M       19      85.70
108     Zhen     M       21      90.10

m=3
i=7
p(7)=  101     Zhang    M       19      95.60
p(8)=  103     Zhao     M       19      85.70
p(9)=  108     Zhen     M       21      90.10