MatrixElementSum.py

 echo '#!/usr/bin/env python3

def matrixElementsSum(matrix):
    # Initialize a variable to store the total sum
    total_sum = 0
    
    # Iterate through each column in the matrix
    for column in range(len(matrix[0])):
        # Iterate through each row in the column
        for row in range(len(matrix)):
            # If the current element is zero, break out of the loop
            if matrix[row][column] == 0:
                break
            # Otherwise, add the current element to the total sum
            else:
                total_sum += matrix[row][column]
    
    # Return the total sum
    return total_sum

# Prompt the user to input a matrix
rows = int(input("Enter the number of rows in the matrix: "))
columns = int(input("Enter the number of columns in the matrix: "))

matrix = []

for i in range(rows):
    row = []
    for j in range(columns):
        element = int(input(f"Enter the element at position ({i}, {j}): "))
        row.append(element)
    matrix.append(row)

# Calculate the total sum of non-zero elements
total_sum = matrixElementsSum(matrix)

# Print the total sum
print("The total sum of non-zero elements in the matrix is:", total_sum)' > matrixElementsSum.py && chmod +x matrixElementsSum.py && ./matrixElementsSum.py