Python Write a function def reduced (n): nis a positive int number, greater than 0. The digit 0 does not appear in n. The function returns a positive int number such that includes all digits of n, but only NOT MORE THAN the first 2 most left ones for each digit. examples : reduced(474234524274377)== 474235273 reduced(6666666)=66 reduced(55555777779999966666)==55779966 reduced(5796)==5796 Requirements : Must NOT use strings. Must NOT use recursion. The function should be efficient in Time and Space