% file contains info about a student's marks
%
% Name:Id:Grade1:Grade2:Grade3:....
%
% wh stand for withheld


liz:100:10:3:5:7:6:6:2:10
fred:101:3:4:2:wh:6:4:5:9
bill:102:5:6:wh:3:8:9:7:8
jane:103:0:0:0:0:7:5:wh:wh
barry:105:10:3:5:7:6:6:2:10
jill:104:10:3:5:7:6:6:2:10
joe:106:10:3:5:7:6:6:2:10
mary:107:10:3:5:7:6:6:2:10
john:111:3:4:2:wh:6:4:5:9
david:112:5:6:wh:3:8:9:7:8
ian:113:0:0:0:0:7:5:wh:wh
peter:121:3:4:2:wh:6:4:5:9
nigel:122:5:6:wh:3:8:9:7:8
patch:123:0:0:0:0:7:5:wh:wh
rover:131:3:4:2:wh:6:4:5:9
rex:132:5:6:wh:3:8:9:7:8
flotilla:133:0:0:0:0:7:5:wh:wh
vanessa:141:3:4:2:wh:6:4:5:9
suzzanne:142:5:6:wh:3:8:9:7:8
helen:143:0:0:0:0:7:5:wh:wh


