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+\START92\
+\COMMENT=Single file dated Tue Dec 2 23:20:40 20
+\NAME=part1
+\FILE=day1.part1.92f
+(inp,position)
+Func
+Local pos1,pos2,curr,sig,direct,step,result
+0\->\result
+1\->\pos1
+While pos1<dim(inp)
+ inString(inp," ",pos1)\->\pos2
+ If pos2<1 Then
+ dim(inp)+1\->\pos2
+ EndIf
+ mid(inp,pos1,pos2-pos1)\->\curr
+ pos2+1\->\pos1
+ If dim(curr)=0 Then
+ continue
+ EndIf
+ left(curr,1)\->\direct
+ If direct="L" Then
+ \(-)\1\->\sig
+ ElseIf direct="R" Then
+ 1\->\sig
+ Else
+ Return {\(-)\1,position}
+ EndIf
+ expr(right(curr,dim(curr)-1))\->\step
+ mod(position+sig*step,100)\->\position
+ If position=0 Then
+ result+1\->\result
+ EndIf
+EndWhile
+
+Return {result,position}
+EndFunc
+
+\STOP92\