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authorMohammad S Anwar <mohammad.anwar@yahoo.com>2023-11-15 21:58:16 +0000
committerMohammad S Anwar <mohammad.anwar@yahoo.com>2023-11-15 21:58:16 +0000
commit46bef5068ef2a61feb02ee68942af6cb9b1bbafe (patch)
tree152fd486af72f4fb4faa5ce11b4911f96ab9d6cc /challenge-243/eric-cheung/python
parent98ed69a96a5be7e2e3da225d28af307323aaa4c0 (diff)
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- Added solutions by E. Choroba.
- Added solutions by Dave Jacoby. - Added solutions by Matthew Neleigh. - Added solutions by Luca Ferrari. - Added solutions by Roger Bell_West. - Added solutions by Mariano Spadacinni. - Added solutions by Bob Lied. - Added solutions by Peter Meszaros. - Added solutions by Jaldhar H. Vyas. - Added solutions by Robbie Hatley. - Added solutions by Athanasius. - Added solutions by Ali Moradi. - Added solutions by Clifton Wood. - Added solutions by Ulrich Rieke. - Added solutions by Peter Campbell Smith.
Diffstat (limited to 'challenge-243/eric-cheung/python')
-rwxr-xr-xchallenge-243/eric-cheung/python/ch-1.py18
-rwxr-xr-xchallenge-243/eric-cheung/python/ch-2.py13
2 files changed, 31 insertions, 0 deletions
diff --git a/challenge-243/eric-cheung/python/ch-1.py b/challenge-243/eric-cheung/python/ch-1.py
new file mode 100755
index 0000000000..9ee2534f4b
--- /dev/null
+++ b/challenge-243/eric-cheung/python/ch-1.py
@@ -0,0 +1,18 @@
+
+from itertools import combinations
+
+def IsReversePair (arrInput):
+ if arrInput[0] > 2 * arrInput[1]:
+ return True
+ return False
+
+
+## arrNum = [1, 3, 2, 3, 1] ## Example 1
+arrNum = [2, 4, 3, 5, 1] ## Example 2
+
+
+arrCombList = combinations(arrNum, 2)
+arrOutputList = [arrLoop for arrLoop in list(arrCombList) if IsReversePair(arrLoop)]
+
+
+print (len(arrOutputList))
diff --git a/challenge-243/eric-cheung/python/ch-2.py b/challenge-243/eric-cheung/python/ch-2.py
new file mode 100755
index 0000000000..8d186c9bf5
--- /dev/null
+++ b/challenge-243/eric-cheung/python/ch-2.py
@@ -0,0 +1,13 @@
+
+from itertools import combinations
+
+def GetFloorSum (arrInput):
+ return int(arrInput[0] / arrInput[1]) + int(arrInput[1] / arrInput[0])
+
+## arrNum = [2, 5, 9] ## Example 1
+arrNum = [7, 7, 7, 7, 7, 7, 7] ## Example 2
+
+arrCombList = combinations(arrNum, 2)
+nSum = len(arrNum) + sum([GetFloorSum(arrLoop) for arrLoop in list(arrCombList)])
+
+print (nSum)