rename stuff

2021/Bene/input.txt

@@ -0,0 +1,22 @@
+end-MY
+MY-xc
+ho-NF
+start-ho
+NF-xc
+NF-yf
+end-yf
+xc-TP
+MY-qo
+yf-TP
+dc-NF
+dc-xc
+start-dc
+yf-MY
+MY-ho
+EM-uh
+xc-yf
+ho-dc
+uh-NF
+yf-ho
+end-uh
+start-NF

2021/Bene/main.py

@@ -0,0 +1,28 @@
+#!/bin/env python3
+import sys
+import string
+from collections import Counter
+
+def isSmall(node): return all(c in string.ascii_lowercase for c in node)
+
+def ext(path, ns, visits=1):
+    if path[-1] == 'end': return (yield path)
+    for n in ns[path[-1]]:
+        if n == 'start': continue
+        ext = path + (n,)
+        m = list(map(lambda x: x[1], Counter(n for n in ext if isSmall(n)).most_common(2)))
+        if m[0] > visits or len(m) > 1 and m[1] > 1: continue
+        yield ext
+
+if __name__ == '__main__':
+    edges = [line.strip().split('-') for line in open(sys.argv[1])]
+    ns = { n: set() for e in edges for n in e }
+    for a,b in edges: ns[a].add(b); ns[b].add(a)
+    
+    ps = set([('start',)])
+    while (n := set(np for p in ps for np in ext(p, ns))) != ps: ps = n
+    print(len(ps))
+
+    ps = set([('start',)])
+    while (n := set(np for p in ps for np in ext(p, ns, visits=2))) != ps: ps = n
+    print(len(ps))

2021/Bene/test12A

@@ -0,0 +1,7 @@
+start-A
+start-b
+A-c
+A-b
+b-d
+A-end
+b-end

2021/Bene/test12B

@@ -0,0 +1,10 @@
+dc-end
+HN-start
+start-kj
+dc-start
+dc-HN
+LN-dc
+HN-end
+kj-sa
+kj-HN
+kj-dc

2021/Bene/test12C

@@ -0,0 +1,18 @@
+fs-end
+he-DX
+fs-he
+start-DX
+pj-DX
+end-zg
+zg-sl
+zg-pj
+pj-he
+RW-he
+fs-DX
+pj-RW
+zg-RW
+start-pj
+he-WI
+zg-he
+pj-fs
+start-RW