# Program to display a lower triangular matrix # Get size of matrixrow_size=int(input("Enter the row Size Of the Matrix:"))col_size=int(input("Enter the columns Size Of the Matrix:"))matrix=[]# Taking input of the matrixprint("Enter the Matrix Element:")for i in range(row_size):    matrix.append([int(j) for j in input().split()])#Display Lower triangular matrixprint("Lower Triangular Matrix is:\n")for i in range(len(matrix)):    for j in range(len(matrix[0])):        if i<j:            print("0 ",end="")        else:            print(matrix[i][j],end=" ")    print()