Day_17.py

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

# # Question 65
# 
# ### **Question**
# 
# > **_Please write assert statements to verify that every number in the list [2,4,6,8] is even._**
# 
# ---
# 
# ### Hints
# 
# > **_Use "assert expression" to make assertion._**
# 
# ---
# 
# 
# 
# **Solutions:**

# In[1]:


data = [2, 4, 5, 6]
for i in data:
    assert i % 2 == 0, "{} is not an even number".format(i)


# ---
# 
# # Question 66
# 
# ### **Question**
# 
# > **_Please write a program which accepts basic mathematic expression from console and print the evaluation result._**
# 
# > **_Example:
# > If the following n is given as input to the program:_**
# 
# 
# > 35 + 3
# 
# 
# > **_Then, the output of the program should be:_**
# 
# 
# > 38
# 
# 
# ---
# 
# ### Hints
# 
# > **_Use eval() to evaluate an expression._**
# 
# ---
# 
# 
# 
# **Solutions:**

# In[ ]:


expression = input()
ans = eval(expression)
print(ans)


# ---
# 
# # Question 67
# 
# ### **Question**
# 
# > **_Please write a binary search function which searches an item in a sorted list. The function should return the index of element to be searched in the list._**
# 
# ---
# 
# ### Hints
# 
# > **_Use if/elif to deal with conditions._**
# 
# ---
# 
# **Solutions:**
# 
# ### Solution by AasaiAlangaram

# In[ ]:


def binary_search_Ascending(array, target):
    lower = 0
    upper = len(array)
    print("Array Length:", upper)
    while lower < upper:
        x = (lower + upper) // 2
        print("Middle Value:", x)
        value = array[x]
        if target == value:
            return x
        elif target > value:
            lower = x
        elif target < value:
            upper = x


Array = [1, 5, 8, 10, 12, 13, 55, 66, 73, 78, 82, 85, 88, 99]
print("The Value Found at Index:", binary_search_Ascending(Array, 82))


# ---
# **OR**
# 
# ### Solution by yuan1z: Python

# In[ ]:


idx = 0


def bs(num, num_list):
    global idx
    if len(num_list) == 1:
        if num_list[0] == num:
            return idx
        else:
            return "No exit in the list"
    elif num in num_list[: len(num_list) // 2]:
        return bs(num, num_list[: len(num_list) // 2])
    else:
        idx += len(num_list) // 2
    return bs(num, num_list[len(num_list) // 2 :])


print(bs(66, [1, 5, 8, 10, 12, 13, 55, 66, 73, 78, 82, 85, 88, 99, 100]))


# ---
# 
# # Question 68
# 
# ### **Question**
# 
# > **_Please generate a random float where the value is between 10 and 100 using Python module._**
# 
# ---
# 
# ### Hints
# 
# > **_Use random.random() to generate a random float in [0,1]._**
# 
# ---
# 
# 
# 
# **Solutions:**

# In[ ]:


import random

rand_num = random.uniform(10, 100)
print(rand_num)


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# 
# # Question 69
# 
# ### **Question**
# 
# > **_Please generate a random float where the value is between 5 and 95 using Python module._**
# 
# ---
# 
# ### Hints
# 
# > **_Use random.random() to generate a random float in [0,1]._**
# 
# ---
# 
# 
# 
# **Solutions:**

# In[ ]:


import random

rand_num = random.uniform(5, 95)
print(rand_num)


# ---