# Write a Python program to a Sort Matrix by index-value equality count 
# Python3 code to demonstrate working of
# Sort Matrix by index-value equality count
# Using sort() + len() + enumerate()
  
  
def get_idx_ele_count(row):
  
    # getting required count
    # element and index compared, if equal added
    # in list, length computed using len()
    return len([ele for idx, ele in enumerate(row) if ele == idx])
  
  
# initializing list
test_list = [[3, 1, 2, 5, 4], [0, 1, 2, 3, 4], 
             [6, 5, 4, 3, 2], [0, 5, 4, 2]]
  
# printing original list
print("The original list is : " + str(test_list))
  
# inplace sorting using sort()
test_list.sort(key=get_idx_ele_count)
  
# printing result
print("Sorted List : " + str(test_list))