From 079d5db2e6d14ebc5f6216a570fdcab1ad3552a1 Mon Sep 17 00:00:00 2001 From: Reiner Herrmann Date: Mon, 21 Jun 2010 17:35:13 +0200 Subject: projecteuler solution 206 --- src/projecteuler/206.py | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 src/projecteuler/206.py diff --git a/src/projecteuler/206.py b/src/projecteuler/206.py new file mode 100644 index 0000000..b3eddf4 --- /dev/null +++ b/src/projecteuler/206.py @@ -0,0 +1,24 @@ + +positions = (2,4,6,8,10,12,14) +result = "1_2_3_4_5_6_7_8_9_0" + +number = 1000000030 +state = True + +while number <= 3162277630: + number += 40 if state else 60 + state = not state + + found = True + + square = str(number**2) + for i in positions: + if square[i] != result[i]: + found = False + break + + if found: + break + +print number + -- cgit v1.2.3