### Write a python program which takes input a list and print reverse output

```
lst = eval(input("Enter list"))
print(lst[::-1])
```

### Write a python function which takes sentence as input and remove vowels from a sentence

```
sentence = input("Enter a sentence : ")
def fn(sentence):
vowels = 'aeiou'
return ''.join([ l for l in sentence if l not in vowels])
```

### Write a python function which takes two list of same length as input and return a dictionary with one as keys and other as values.

```
keys = eval(input("Enter key list : "))
values = eval(input("Enter value list : "))
def fn(keys, values):
return { keys[i] : values[i] for i in range(len(keys)) }
```

### Write a python function that takes an integer as input and returns the factorial of that number

```
def factorial(n):
# single line to find factorial
return 1 if (n==1 or n==0) else n * factorial(n - 1);
```

### Write a python function that takes input radius and return area of circle

```
def findArea(r):
PI = 3.142
return PI * (r*r);
```

### Write a python funtion that takes input principle, rate, time and calculate compound intrest

```
def compound_interest(principle, rate, time):
# Calculates compound interest
Amount = principle * (pow((1 + rate / 100), time))
CI = Amount - principle
print("Compound interest is", CI)
```

### Write a python program to print the ascii value of input character

```
character = input(" Enter Character :")
print(f"Ascii value of character {character} is : " , ord(character))
```

### Write a python program that takes input an integer and find sum of series with cubes of first n natural numbers using list comprehension which ta

```
N = int(input("Enter Integer "))
lst = [i**3 for i in range(1, N + 1)]
print(sum(lst))
```

### Write a python function that takes list as an input and converts it into tuple

```
def convert(list):
return tuple(list)
```

### Write a Python program to get a list, sorted in increasing order by the last element in each tuple from a given list of non-empty tuples.

```
def last(n): return n[-1]
def sort_list_last(tuples):
return sorted(tuples, key=last)
print(sort_list_last([(2, 5), (1, 2), (4, 4), (2, 3), (2, 1)]))
```

### Write a python program to concatenate two dictionaries

```
d1 = {'a' : 1 ,'b' : 2}
d2 = {'c' : 1 ,'d' : 2}
d3 = {**d1,**d2}
print(d3)
```

### Write a Python program to print the length of a set.

```
#Create a set
seta = set([5, 10, 3, 15, 2, 20])
#Find the length use len()
print(len(seta))
```

### Write a python program that takes two sets as input and print the common elements

```
s1 = eval(input("Enter set 1 "))
s2 = eval(input("Enter set 2 "))
print(s1.intersection(s2))
```

### Write a python program which takes input a list and prints the mean of elements within the list

```
s1 = eval(input("Enter list "))
mean = sum(s1) / len(s1)
print("Mean of sample is : " + str(mean))
```

### Write a python program which takes input a list and prints the standard deviation of elements within the list

```
mean = sum(s1) / len(s1)
variance = sum([((x - mean) ** 2) for x in s1]) / len(s1)
res = variance ** 0.5
print("Standard deviation of sample is : " + str(res))
```

### Write a python program which prints a random number

```
import random
n = random.random()
print(n)
```