# your code goes here# Function to calculate sum of cubes of all numbers in the range [N, M]
def sum_of_cubes(N, M):
    total_sum = 0  
    for i in range(N, M + 1):
        total_sum += i ** 3  # Cube of the number
    return total_sum
 
# Taking input for N and M
N = int(raw_input("Enter the value of N: "))
M = int(raw_input("Enter the value of M: ")) 
 
# Check that N <= M
if N <= M:
    result = sum_of_cubes(N, M)
    print("The sum of cubes of numbers from {} to {} is: {}".format(N, M, result))
else:
    print("Invalid input. Make sure N is less than or equal to M.")
 

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