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| author | Reiner Herrmann <reiner@reiner-h.de> | 2014-08-31 20:21:45 +0200 |
|---|---|---|
| committer | Reiner Herrmann <reiner@reiner-h.de> | 2014-08-31 20:35:09 +0200 |
| commit | 95341b61b030c9e1290f3b326cb7ec584f543aea (patch) | |
| tree | 852386fa04d32eb859bca11c0eff7b5ef9e50f00 /040.py | |
| parent | 571164d977f91925c4c76a292f74f5f93d09ae23 (diff) | |
Diffstat (limited to '040.py')
| -rw-r--r-- | 040.py | 34 |
1 files changed, 34 insertions, 0 deletions
@@ -0,0 +1,34 @@ + +# liefert zurueck an welcher Stelle die x-stelligen Zahlen beginnen +def begin(x): + stelle = 1 + for i in range(1, x): + stelle += 9 * (10**(i-1)) * i + return stelle + + +def stelle(pos): + n = 0 + i = 0 + # suche nach Anfang der x-stelligen Region in der pos liegt + while n <= pos: + i += 1 + n = begin(i) + + stellen = i-1 + startpos = begin(stellen) + startvalue = 10**(stellen-1) + diff = pos - startpos + zahl = startvalue + diff/stellen + result = (zahl / (10**(stellen-(diff%stellen)-1))) % 10 + + return result + + +product = 1 + +for i in range(0, 7): + product *= stelle(10**i) + +print product + |
