Week 278

2 files changed, 56 insertions, 0 deletions

diff --git a/challenge-278/zapwai/python/ch-1.py b/challenge-278/zapwai/python/ch-1.py
new file mode 100644
index 0000000000..d3baa2924b
--- /dev/null
+++ b/challenge-278/zapwai/python/ch-1.py
@@ -0,0 +1,32 @@
+def proc(mystr):
+    print("Input:", mystr);
+    words = []
+    keys = []
+    for word in mystr.split(" "):
+        key = word[len(word)-1 : len(word)]
+        w = word[0:-1]
+        words.append(w)
+        keys.append(key)
+    cnt = 1
+    while cnt > 0:
+        cnt = 0
+        for i in range(len(words) - 1):
+            if (keys[i] > keys[i + 1]):
+                keynum = keys[i]
+                keys[i] = keys[i + 1]
+                keys[i + 1] = keynum
+                word = words[i]
+                words[i] = words[i + 1]
+                words[i + 1] = word
+                cnt += 1
+
+    print("Output:", words)
+
+
+mystr = "and2 Raku3 cousins5 Perl1 are4"
+proc(mystr)
+mystr = "guest6 Python1 most4 the3 popular5 is2 language7"
+proc(mystr)
+mystr = "Challenge3 The1 Weekly2"
+proc(mystr)
+
diff --git a/challenge-278/zapwai/python/ch-2.py b/challenge-278/zapwai/python/ch-2.py
new file mode 100644
index 0000000000..c268a03861
--- /dev/null
+++ b/challenge-278/zapwai/python/ch-2.py
@@ -0,0 +1,24 @@
+def arrange(word):
+    arr = list(word)
+    mysort = sorted(arr)
+    return "".join(mysort)
+
+def proc(mystr, char):
+    print("Input: mystr =", mystr, "char =", char)
+    ind = mystr.find(char)
+    if (ind == -1):
+        print("Output:", mystr)
+    else:
+        begin = mystr[0 : ind + 1]
+        end = mystr[ind + 1 : len(mystr)]
+        print(arrange(begin)+end)
+
+mystr = "challenge"
+char = "e"
+proc(mystr, char)
+mystr = "programming"
+char = "a"
+proc(mystr, char)
+mystr = "champion"
+char = "b"
+proc(mystr, char)