diff options
author | tomsmeding <tom.smeding@gmail.com> | 2016-12-09 18:42:45 +0100 |
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committer | tomsmeding <tom.smeding@gmail.com> | 2016-12-09 18:42:45 +0100 |
commit | 6a0325b3ab8e4680de8b4786ada721a1e671157c (patch) | |
tree | eb0367379d1e9dc66913f79d646ed7c3c908f9a9 /1b.py |
Initial
Diffstat (limited to '1b.py')
-rwxr-xr-x | 1b.py | 15 |
1 files changed, 15 insertions, 0 deletions
@@ -0,0 +1,15 @@ +#!/usr/bin/env python3 +import sys, re + +ins=[({"R":-1j,"L":1j}[s[0]],int(s[1:])) for s in re.findall(r"[RL]\d+",sys.stdin.readline())] +hits={} +p=0 +d=1 +for i in ins: + d*=i[0] + for _ in range(i[1]): + p+=d + hits[p]=hits.get(p,0)+1 + if hits[p]>=2: + print(int(abs(p.real)+abs(p.imag))) + sys.exit(0) |