RosettaCodeData/Task/Ranking-methods/M2000-Interpreter/ranking-methods.m2000

114 lines
2.1 KiB
Plaintext

Module Ranking (output$, orderlist) {
Open output$ for output as #k
Gosub getdata
Print #k, "Standard ranking:"
skip=true
rankval=1
oldrank=0
For i=1 to items
Read rank, name$
if skip then
skip=false
else.if oldrank<>rank then
rankval=i
end if
oldrank=rank
Print #k, Format$("{0::-5} {2} ({1})", rankval, rank, name$)
Next
Gosub getdata
Print #k, "Modified ranking:"
skip=true
rankval=Items
oldrank=0
ShiftBack 1, -items*2 ' reverse stack items
For i=items to 1
Read name$, rank
if skip then
skip=false
else.if oldrank<>rank then
rankval=i
end if
oldrank=rank
Data Format$("{0::-5} {2} ({1})", rankval, rank, name$)
Next
ShiftBack 1, -items ' reverse stack items
For i=1 to items
Print #k, letter$
Next i
Gosub getdata
Print #k, "Dense ranking:"
skip=true
Dense=Stack
acc=1
oldrank=0
For i=1 to items
Read rank, name$
if skip then
skip=false
oldrank=rank
else.if oldrank<>rank then
oldrank=rank
Gosub dense
acc=i
end if
Stack Dense {data Format$(" {0} ({1})",name$, rank)}
Next
Gosub dense
Gosub getdata
Print #k, "Ordinal ranking:"
For i=1 to items
Print #k, Format$("{0::-5} {2} ({1})", i, Number, letter$)
Next
Gosub getdata
Print #k, "Fractional ranking:"
skip=true
Frac=Stack
acc=1
oldrank=0
For i=1 to items
Read rank, name$
if skip then
skip=false
oldrank=rank
else.if oldrank<>rank then
oldrank=rank
Gosub Fractional
acc=I
end if
Stack Frac {data Format$(" {0} ({1})",name$, rank)}
Next
Gosub Fractional
Close #k
End
Fractional:
val=((len(Frac)+1)/2+(acc-1))
Stack Frac {
while not empty
Print #k, format$("{0:1:-5}{1}", val, letter$)
end while
}
Return
dense:
Stack Dense {
while not empty
Print #k, format$("{0::-5}{1}", acc, letter$)
end while
}
Return
getdata:
flush
stack stack(orderlist) // place a copy of items to current stack
items=stack.size/2
Return
}
Flush
Data 44, "Solomon", 42, "Jason", 42, "Errol"
Data 41, "Garry", 41, "Bernard", 41, "Barry"
Data 39, "Stephen"
// get all items from current stack to a new stack
alist=[]
// To screen
Ranking "", alist
// To file
Ranking "ranking.txt", alist