1 LET K=0
2 LET C=0
3 LET D=1
5 LET P=4
6 LET S=4
20 FOR T=D TO 28
30 PRINT AT S,T;" \::\::\.. "
35 PRINT AT P,25;"<"
45 LET V=0
50 IF INKEY$="U" THEN LET V=-4
60 IF INKEY$="N" THEN LET V=4
65 IF INKEY$="F" AND P=S THEN GOTO 200
70 IF P+V<=3 THEN LET V=0
85 PRINT AT P,25;" "
90 LET P=P+V
100 NEXT T
105 LET C=C+1
106 IF C=3 THEN GOTO 230
110 LET S=INT(RND*4)*4+4
120 IF S>=16 THEN LET S=4
130 GOTO 20
200 PRINT AT S,T;"      "
210 LET K=K+1
215 IF K>10 THEN LET D=D+2
220 GOTO 110
230 PRINT "SCORE = ";K
