args done

cmdncode · cmdncode · commit e25d9a029f1f · 2019-05-12T23:57:13.000-04:00
diff --git a/src/args.py b/src/args.py
@@ -6,13 +6,22 @@
 
 # YOUR CODE HERE
 
+def f1(a, b):
+    return a + b
+
 print(f1(1, 2))
 
 # Write a function f2 that takes any number of integer arguments and prints the
 # sum. Google for "python arbitrary arguments" and look for "*args"
 
 # YOUR CODE HERE
 
+def f2(*args):
+    res = 0
+    for num in args:
+        res += num
+    return res
+
 print(f2(1))                    # Should print 1
 print(f2(1, 3))                 # Should print 4
 print(f2(1, 4, -12))            # Should print -7
@@ -21,14 +30,20 @@
 a = [7, 6, 5, 4]
 
 # What thing do you have to add to make this work?
-print(f2(a))    # Should print 22
+print(f2(*a))    # Should print 22
 
 # Write a function f3 that accepts either one or two arguments. If one argument,
 # it returns that value plus 1. If two arguments, it returns the sum of the
 # arguments. Google "python default arguments" for a hint.
 
 # YOUR CODE HERE
 
+def f3(a, b=None):
+    if not b:
+        return int(a) + 1
+    else:
+        return a + b
+
 print(f3(1, 2))  # Should print 3
 print(f3(8))     # Should print 9
 
@@ -42,6 +57,8 @@
 # Google "python keyword arguments".
 
 # YOUR CODE HERE
+def f4(**kwargs):
+    print(kwargs)
 
 # Should print
 # key: a, value: 12
@@ -60,4 +77,4 @@
 }
 
 # What thing do you have to add to make this work?
-f4(d)
+f4(**d)
diff --git a/src/functions.py b/src/functions.py
@@ -1,6 +1,12 @@
 # Write a function is_even that will return true if the passed-in number is even.
 
 # YOUR CODE HERE
+def is_even (num):
+  if num % 2 == 0:
+    return True
+  else:
+    return False
+
 
 # Read a number from the keyboard
 num = input("Enter a number: ")
@@ -10,3 +16,8 @@
 
 # YOUR CODE HERE
 
+is_even = is_even(num)
+if is_even == True:
+    print('its even!')
+else:
+    print('Its odd!')
