added factorial example

PythonCHB · PythonCHB · commit f5d32f5ee3d4 · 2012-06-24T11:44:22.000-07:00
more to week 2 presentation
diff --git a/CodingBatExamples.py b/CodingBatExamples.py
@@ -0,0 +1,42 @@
+#!/usr/bin/env python
+
+"""
+CodingBat Examples:
+"""
+
+##Warmup-1 > sleep_in
+
+#sample 1:
+def sleep_in(weekday, vacation):
+    if vacation:
+        return True
+    if not weekday:
+        return True
+    return False
+
+#sample 2:
+def sleep_in(weekday, vacation):
+    if not weekday or vacation:
+        return True
+    else:
+        return False 
+
+#sample 3:
+def sleep_in(weekday, vacation):
+    # parentheses not required...
+    return (not weekday) or vacation
+
+## Warmup-1 > diff21:
+
+def diff21(n):
+    result = n - 21
+    if result > 0:
+        return result * 2
+    else:
+        return -result
+
+## Warmup-1 > makes10:
+
+def makes10(a, b):
+    return a == 10 or b == 10 or a+b == 10
+
diff --git a/StudentsProgrammingBackground.txt b/StudentsProgrammingBackground.txt
@@ -0,0 +1,22 @@
+Students:
+
+Languages:
+
+shell **
+perl *
+C **
+xml
+multimod
+assembly
+cobol
+c++
+c#
+Basic
+Python
+Fortran
+Visual Basic
+Javascript
+Pascal
+powershell
+DOS batch
+PHP
diff --git a/week-01/code/hello.py b/week-01/code/hello.py
@@ -1,3 +1,9 @@
 #!/usr/bin/env python
 
 print "Hello!"
+
+def test_fun(x,y,z):
+    summ = x + y + z
+    
+    return summ
+
diff --git a/week-01/code/schedule.txt b/week-01/code/schedule.txt
@@ -0,0 +1,15 @@
+week 2: Cliff
+week 2: Myke
+week 3: Bill
+week 3: Joshua
+week 4: David
+week 4: Rob
+week 5: Drew
+week 5: Phillip
+week 6: Brett
+week 6: Matt
+week 7: Jeffrey
+week 7: Scott
+week 8: Peter
+week 9: Chris
+week 10: John
diff --git a/week-01/code/students.txt b/week-01/code/students.txt
@@ -1,12 +1,16 @@
-Fred A.
-Fred B.
-Nancy C.
-Nancy D.
-Mary E.
-Mary F.
-Fred G.
-Fred H.
-Nancy I.
-Nancy J.
-Mary K.
-Mary L.
+Bill
+Brett
+Chris
+Cliff
+David
+Drew
+Jeffrey
+John
+Joshua
+Matt
+Myke
+Peter
+Phillip
+Rob
+Scott
+
diff --git a/week-02/code/factorial.py b/week-02/code/factorial.py
@@ -0,0 +1,36 @@
+#!/usr/bin/env python
+
+def factorial(n):
+    """
+    copmutes the factorial of n
+    
+    param: n -- an integer to copute the factorial of
+    
+    returns:  the factorial of n
+    """
+    f = float(n)
+    n = int(n)
+    if n != f:
+        print "factorial only works for integers:",
+        return None
+    if n == 0:
+        return 1
+    else:
+        return n * factorial(n-1)
+
+
+print "the factorial of 0 is:", factorial(0)
+print "the factorial of 1 is:", factorial(1)
+print "the factorial of 2 is:", factorial(2)
+print "the factorial of 3 is:", factorial(3)
+print "the factorial of 4 is:", factorial(4)
+
+print "the factorial of 983 is:", factorial(983)
+
+#print "the factorial of 984 is:", factorial(984)
+
+print "the factorial of 4L is:", factorial(4L)
+
+print "the factorial of 1.5 is:", factorial(1.5)
+
+## checking types: -- is instance
