i- Added solutions by Mark Anderson.

- Added solutions by PokGoPun.
- Added solutions by Simon Proctor.
- Added solutions by Luca Ferrari.
- Added solutions by Thomas Kohler.
- Added solutions by Peter Campbell Smith.
- Added solutions by Niels van Dijke.
- Added solutions by W. Luis Mochan.
- Added solutions by David Ferrone.
- Added solutions by Dave Jacoby.
- Added solutions by Peter Meszaros.
- Added solutions by Laurent Rosenfeld.

1 files changed, 10 insertions, 6 deletions

diff --git a/challenge-250/eric-cheung/python/ch-2.py b/challenge-250/eric-cheung/python/ch-2.py
index 43a7617ff9..a659fab6a6 100755
--- a/challenge-250/eric-cheung/python/ch-2.py
+++ b/challenge-250/eric-cheung/python/ch-2.py
@@ -1,9 +1,13 @@
 

-def GetAlphaNumLen (strInput):

-    return int(strInput) if strInput.isnumeric() else len(strInput)

+## Remarks

+## https://github.com/doocs/leetcode/blob/main/solution/1300-1399/1380.Lucky%20Numbers%20in%20a%20Matrix/README_EN.md

 

-## arrAlphaNumStr = ["perl", "2", "000", "python", "r4ku"]  ## Example 1

-arrAlphaNumStr = ["001", "1", "000", "0001"]  ## Example 2

+## arrMatrix = [[3, 7, 8], [9, 11, 13], [15, 16, 17]]  ## Example 1

+## arrMatrix = [[1, 10, 4, 2], [9, 3, 8, 7], [15, 16, 17, 12]]  ## Example 2

+arrMatrix = [[7, 8], [1, 2]]  ## Example 3

 

-arrOutput = [GetAlphaNumLen(strLoop) for strLoop in arrAlphaNumStr]

-print (max(arrOutput))

+setRowMin = {min(rowLoop) for rowLoop in arrMatrix}

+setColMax = {max(colLoop) for colLoop in zip(*arrMatrix)}

+

+arrLuckyNum = list(setRowMin & setColMax)  ## Intersection of Two Sets

+print (arrLuckyNum if len(arrLuckyNum) > 0 else -1)