Day_19.py

#!/usr/bin/env python
# coding: utf-8

# # Question 75
# 
# ### **Question**
# 
# > **_Please write a program to randomly print a integer number between 7 and 15 inclusive._**
# 
# ---
# 
# ### Hints
# 
# > **_Use random.randrange() to a random integer in a given range._**
# 
# ---
# 
# **Solution:**

# In[1]:


import random

print(random.randrange(7, 16))


# ---
# 
# # Question 76
# 
# ### **Question**
# 
# > **_Please write a program to compress and decompress the string "hello world!hello world!hello world!hello world!"._**
# 
# ---
# 
# ### Hints
# 
# > **_Use zlib.compress() and zlib.decompress() to compress and decompress a string._**
# 
# ---
# 
# **Solution:**

# In[2]:


import zlib

t = zlib.compress(b'hello world!hello world!hello world!hello world!')
print(t)
print(zlib.decompress(t))


# ---
# 
# # Question 77
# 
# ### **Question**
# 
# > **_Please write a program to print the running time of execution of "1+1" for 100 times._**
# 
# ---
# 
# ### Hints
# 
# > **_Use timeit() function to measure the running time._**
# 
# ---
# 
# 
# 
# **Solutions:**

# In[3]:


import datetime

before = datetime.datetime.now()
for i in range(100):
    x = 1 + 1
after = datetime.datetime.now()
execution_time = after - before
print(execution_time.microseconds)


# **OR**

# In[4]:


import time

before = time.time()
for i in range(100):
    x = 1 + 1
after = time.time()
execution_time = after - before
print(execution_time)


# ---
# 
# # Question 78
# 
# ### **Question**
# 
# > **_Please write a program to shuffle and print the list [3,6,7,8]._**
# 
# ---
# 
# ### Hints
# 
# > **_Use shuffle() function to shuffle a list._**
# 
# ---
# 
# 
# 
# **Solutions:**

# In[5]:


import random

lst = [3, 6, 7, 8]
random.shuffle(lst)
print(lst)


# **OR**

# In[6]:


import random

# shuffle with a chosen seed
lst = [3, 6, 7, 8]
seed = 7
random.Random(seed).shuffle(lst)
print(lst)


# ---
# 
# # Question 79
# 
# ### **Question**
# 
# > **_Please write a program to generate all sentences where subject is in ["I", "You"] and verb is in ["Play", "Love"] and the object is in ["Hockey","Football"]._**
# 
# ---
# 
# ### Hints
# 
# > **_Use list[index] notation to get a element from a list._**
# 
# ---
# 
# 
# 
# **Solutions:**

# In[7]:


subjects = ["I", "You"]
verbs = ["Play", "Love"]
objects = ["Hockey", "Football"]

for sub in subjects:
    for verb in verbs:
        for obj in objects:
            print("{} {} {}".format(sub, verb, obj))


# ---