Write a program in Python to, Find a duplicate number from a list.

Madhan Umk

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Jan 20, 2024

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import random

def find_duplicate_number(numbers):  
    duplicate_number_list = []  
    for number in numbers:
        count = numbers.count(number)
        if numbers.count(number) > 1:
            duplicate_number_list.append(number)    
    return duplicate_number_list

for i in range(5):
    numbers = [*range(1,101)]  #generate a number list 1 to 100    
    random_number = random.randint(1,100) #generate a random number between 1 to 100
    numbers[random_number+1] = random_number #here assign a random generated number to numbers list(next position) 
    print(f"Generated random duplicate number is {random_number}, Finded a duplicate number from list is: {find_duplicate_number(numbers)}.")