n = int(input()) su = 0 for i in range(1000, n + 1): q = i // 1000 % 10 b = i // 100 % 10 s = i // 10 % 10 g = i // 1 % 10 if q % 2 == 1 and b % 2 == 1 and s % 2 == 1 and g % 2 == 1: su = su + i print(su) /************************************************************** Problem: 1744 User: admin Language: Python Result: Accepted Time:111 ms Memory:34480 kb ****************************************************************/