step: small refactor.

jit_bayes.nim

@@ -1,10 +1,22 @@
 import strutils
 import sequtils
-import bigints # type: BigInt
-
-# let x = initBigInt("810896098877923596128062174904361421866219158")
 
 let file_path = "./data/stripped"
+proc getOEIS(): seq[seq[string]] =
+  let f = open(file_path)
+  var i = 0
+  var line : string
+  var seqs: seq[seq[string]]
+  while f.read_line(line):
+    if i > 3:
+      let seq = split(line, ",")
+      let l = seq.len
+      let nums = seq[1..(l-2)] 
+      seqs.add(nums)
+    i = i + 1
+  f.close()
+  return seqs
+var seqs = getOEIS()
 
 proc startsWithSubsequence(xs: seq[string], ys: seq[string]): bool = 
   if xs.len == 0:
@@ -16,20 +28,13 @@ proc startsWithSubsequence(xs: seq[string], ys: seq[string]): bool =
   else:
     return false
 
-let f = open(file_path)
-var line : string
+proc getSequencesWithStart(seqs: seq[seq[string]], start: seq[string]): seq[seq[string]] = 
+  var continuations: seq[seq[string]]
+  for seq in seqs:
+    if startsWithSubsequence(start, seq):
+      continuations.add(seq)
+  return continuations
 
-var i = 0
 var start = @["1", "2", "3"]
-var seqs: seq[seq[string]]
-while f.read_line(line):
-  if i > 3:
-    let seq = split(line, ",")
-    let l = seq.len
-    let nums = seq[1..(l-2)] # .map(proc (x: string): BigInt = initBigInt(x))
-    if startsWithSubsequence(start, nums):
-      seqs.add(nums)
-  i = i + 1
-f.close()
-
-echo seqs
+var continuations = getSequencesWithStart(seqs, start)
+echo continuations