Submit Lab2.

Python/random_ints.py

@@ -1,8 +1,17 @@
 import random
 
 def random_ints():
-    # Your code here!
-
+# initialize an empty list to store the numbers
+  numbers = []
+  # initialize a variable to store the current number
+  number = 0
+  # loop until the number is 6
+  while number != 6:
+    # generate a random number in the range [1,10]
+    number = int(random.random()*10) + 1
+    # append the number to the list
+    numbers.append(number)
+  return numbers
 
 def test():
     N = 10000

Python/rm_smallest.py

@@ -1,12 +1,27 @@
+# take in argument d
 def rm_smallest(d):
-    # Your code here!
-    return 0;
+    # if the dictionary is empty, return the original dictionary
+    if not d:
+        return d
+
+    # find the minimum value in the dictionary
+    min_value = min(d.values())
+
+    # find the key(s) that correspond to the minimum value
+    min_keys = [k for k, v in d.items() if v == min_value]
+
+    # remove the key-value pair(s) from the dictionary
+    for k in min_keys:
+        d.pop(k)
+
+    # return the modified dictionary
+    return d
 
 def test():
     assert 'a' in rm_smallest({'a':1,'b':-10}).keys()
     assert not 'b' in rm_smallest({'a':1,'b':-10}).keys()
     assert not 'a' in rm_smallest({'a':1,'b':5,'c':3}).keys()
-    rm_smallest({})
+    assert rm_smallest({}) == {}
     print("Success!")
 
 if __name__ == "__main__":

Python/square_root.py

@@ -1,8 +1,11 @@
 import math
-
+# takes a single argument, n.
 def square_root(n):
-    # Your code here!
-    return -1;
+  if isinstance(n, (int, float)):
+        if n >= 0:
+            return math.sqrt(n)
+  return -1
+
 
 def test():
     assert square_root(4) == 2

Python/sum.py

@@ -1,6 +1,13 @@
 def sum(lst, n):
-    # Your code here!
-    return False
+    # initialize the sum to zero
+    total = 0
+
+    # loop over the list and add each element to the total
+    for num in lst:
+        total += num
+
+    # check if the sum equals the given number n and return the appropriate boolean value
+    return total == n
 
 def test():
     assert sum([-1, 1], 0)