RosettaCodeData/Task/Fusc-sequence/Ring/fusc-sequence.ring

39 lines
727 B
Plaintext

# Project: Fusc sequence
max = 60
fusc = list(36000)
fusc[1] = 1
see "working..." + nl
see "wait for done..." + nl
see "The first 61 fusc numbers are:" + nl
fuscseq(max)
see "0"
for m = 1 to max
see " " + fusc[m]
next
see nl
see "The fusc numbers whose length > any previous fusc number length are:" + nl
see "Index Value" + nl
see " 0 0" + nl
d = 10
for i = 1 to 36000
if fusc[i] >= d
see " " + i + " " + fusc[i] + nl
if d = 0
d = 1
ok
d = d*10
ok
next
see "done..." + nl
func fuscseq(max)
for n = 2 to 36000
if n%2 = 1
fusc[n] = fusc[(n-1)/2] + fusc[(n+1)/2]
but n%2 = 0
fusc[n] = fusc[n/2]
ok
next