Merge pull request #9590 from zapwai/branch-for-recent-python

Recent Python scripts

10 files changed, 209 insertions, 0 deletions

diff --git a/challenge-250/zapwai/python/ch-1.py b/challenge-250/zapwai/python/ch-1.py
new file mode 100644
index 0000000000..5a2619e08c
--- /dev/null
+++ b/challenge-250/zapwai/python/ch-1.py
@@ -0,0 +1,17 @@
+def proc(ints):
+    index = -1
+    for i in range(len(ints)):
+        if i % 10 == ints[i]:
+            index = i
+            break
+    print("Input: ", ints)
+    print("Output: ", index)
+
+ints = [0, 1, 2]
+proc(ints)
+
+ints = [4,3,2,1]
+proc(ints)
+
+ints = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0]
+proc(ints)
diff --git a/challenge-250/zapwai/python/ch-2.py b/challenge-250/zapwai/python/ch-2.py
new file mode 100644
index 0000000000..b7d48ba00c
--- /dev/null
+++ b/challenge-250/zapwai/python/ch-2.py
@@ -0,0 +1,13 @@
+import re
+def proc(a):
+    nums = list( map( lambda x: len(x), a ) )
+    pattern = r'\b(\d+)\b'
+    for i in range(len(a)):
+        if re.search(pattern,a[i]):
+            nums[i] = int(re.search(pattern, a[i]).group(1))
+    print("Input: ", a)
+    print("Output: ", max(nums))
+a = ("perl", "2", "000", "python", "r4ku");
+proc(a)
+a = ("001", "1", "000", "0001");
+proc(a)
diff --git a/challenge-251/zapwai/python/ch-1.py b/challenge-251/zapwai/python/ch-1.py
new file mode 100644
index 0000000000..380969324a
--- /dev/null
+++ b/challenge-251/zapwai/python/ch-1.py
@@ -0,0 +1,18 @@
+def proc(ints):
+    print("Input: ints =", ints)
+    sum = 0
+    while (ints):
+        a = ints[0]
+        if len(ints) == 1:
+            sum += a
+            break
+        ints = ints[1:]
+        b = ints.pop()
+        sum += int(str(a)+str(b))
+    print("Output:", sum)
+ints = [6, 12, 25, 1]
+proc(ints)
+ints = [10, 7, 31, 5, 2, 2]
+proc(ints)
+ints = [1, 2, 10]
+proc(ints)
diff --git a/challenge-251/zapwai/python/ch-2.py b/challenge-251/zapwai/python/ch-2.py
new file mode 100644
index 0000000000..a431f815a3
--- /dev/null
+++ b/challenge-251/zapwai/python/ch-2.py
@@ -0,0 +1,24 @@
+m = [ [ 3,  7,  8],
+      [ 9, 11, 13],
+      [15, 16, 17],
+     ]
+
+print("Input: M = ")
+for i in range(len(m)):
+    print("\t",m[i])
+
+luck = -1
+mins = []
+maxs = []
+for i in range(len(m)):
+    mins.append( min(m[i]) )
+for j in range(len(m[0])):
+    col = []
+    for i in range(len(m)):
+        col.append( m[i][j] )
+    maxs.append( max(col) )
+for val in mins:
+    for val2 in maxs:
+        if val == val2:
+            print(f"Output: {val}")
+            break
diff --git a/challenge-252/zapwai/python/ch-1.py b/challenge-252/zapwai/python/ch-1.py
new file mode 100644
index 0000000000..541d927568
--- /dev/null
+++ b/challenge-252/zapwai/python/ch-1.py
@@ -0,0 +1,14 @@
+def proc(ints):
+    spec = []
+    for i in range(len(ints)):
+        if len(ints) % (i+1) == 0:
+            spec.append(ints[i])
+    sum = 0
+    for v in spec:
+        sum += v*v
+    print("Input: ints =", ints)
+    print(f"Output: {sum}")
+ints = [1,2,3,4]
+proc(ints)
+ints = [2, 7, 1, 19, 18, 3]
+proc(ints)
diff --git a/challenge-252/zapwai/python/ch-2.py b/challenge-252/zapwai/python/ch-2.py
new file mode 100644
index 0000000000..998cba13e9
--- /dev/null
+++ b/challenge-252/zapwai/python/ch-2.py
@@ -0,0 +1,13 @@
+def proc(n):
+    print(f"Input : n = {n}")
+    l = []
+    if n % 2 == 1:
+        l.append(0)
+    k = int( (n - 1) / 2 )
+    val = 1
+    for i in range(k):
+        l.append(val); l.append(-1*val)
+        val += 1
+    print("Output:", l)
+for n in [5, 3, 1]:
+    proc(n)
diff --git a/challenge-253/zapwai/python/ch-1.py b/challenge-253/zapwai/python/ch-1.py
new file mode 100644
index 0000000000..2c3aa4e255
--- /dev/null
+++ b/challenge-253/zapwai/python/ch-1.py
@@ -0,0 +1,17 @@
+def proc(words, separator):
+    list = []
+    for word in words:
+        for subword in word.split(separator):
+            list.append(subword)
+    ans = []
+    for l in list:
+        if len(l) > 0:
+            ans.append(l)
+    print("Input :", words, "separator =",separator)
+    print("Output:", ans)
+words = ["one.two.three", "four.five", "six"]
+separator = "."
+proc(words, separator)
+words = ["$perl$$", "$$raku$"]
+separator = "$"
+proc(words, separator)
diff --git a/challenge-253/zapwai/python/ch-2.py b/challenge-253/zapwai/python/ch-2.py
new file mode 100644
index 0000000000..5959d5bede
--- /dev/null
+++ b/challenge-253/zapwai/python/ch-2.py
@@ -0,0 +1,53 @@
+def is_weaker(m, i, j):
+    rowi = m[i][:]
+    rowj = m[:][j]
+    (numi, numj) = (0, 0)
+    for u in rowi:
+        if u == 1:
+            numi += 1
+    for v in rowj:
+        if v == 1:
+            numj += 1
+    if numi < numj:
+        return 1
+    elif (numi == numj and i < j):
+        return 1
+    return 0
+
+def mylist(length):
+    alist = list(range(length))
+    while(1):
+        cnt = 0
+        for i in range(length-1):
+            if not is_weaker(m, alist[i], alist[i+1]):
+                cnt += 1
+                tmp = alist[i]
+                alist[i] = alist[i+1]
+                alist[i+1] = tmp
+        if cnt == 0:
+            break
+    return alist
+
+def proc(m):
+    print("Input: m = ")
+    for i in range(len(m)):
+        print("\t",m[i])
+    list = mylist(len(m))
+    print("\nOutput:", list,"\n")
+    
+m = [
+    [1, 1, 0, 0, 0],
+    [1, 1, 1, 1, 0],
+    [1, 0, 0, 0, 0],
+    [1, 1, 0, 0, 0],
+    [1, 1, 1, 1, 1]
+]
+proc(m)
+
+m = [
+    [1, 0, 0, 0],
+    [1, 1, 1, 1],
+    [1, 0, 0, 0],
+    [1, 0, 0, 0]
+]
+proc(m)
diff --git a/challenge-254/zapwai/python/ch-1.py b/challenge-254/zapwai/python/ch-1.py
new file mode 100644
index 0000000000..4e7bab74a8
--- /dev/null
+++ b/challenge-254/zapwai/python/ch-1.py
@@ -0,0 +1,17 @@
+def is_pow(n):
+    if n == 0:
+        return 0
+    while(1):
+        if n % 3 == 0:
+            n = n / 3
+            if n == 1:
+                return 1
+        else:
+            return 0
+
+def proc(n):
+    print("Input: n =", n)
+    print("Output:", is_pow(n))
+
+for n in [27, 0, 6]:
+    proc(n)
diff --git a/challenge-254/zapwai/python/ch-2.py b/challenge-254/zapwai/python/ch-2.py
new file mode 100644
index 0000000000..084bb33383
--- /dev/null
+++ b/challenge-254/zapwai/python/ch-2.py
@@ -0,0 +1,23 @@
+def proc(s):
+    vow = ['a', 'e', 'i', 'o', 'u', 'A', 'E', 'I', 'O', 'U']
+    stash = []
+    print("Input:", s)
+    for c in s:
+        if c in vow:
+            stash.append(c)
+    print("Output: ", end='')
+    for c in s:
+        if c in vow:
+            print(stash.pop(), end='')
+        else:
+            print(c, end='')
+    print()
+
+s = "Raku"
+proc(s)
+s = "Perl"
+proc(s)
+s = "Julia"
+proc(s)
+s = "Uiua"
+proc(s)