АВТ

Language:

Remote Training on Programming

For authors:

Register || Login

Authors ranklist

Hello, Guest! Login or register.

1027. A302

Time Limit:	1 seconds
Memory Limit:	65536KB
Points:	2

View Problem Statistics

Problem added Undefined

Дано целое число n в диапазоне (от 0 до 1000000000).

Сколько различных цифр встречается в его десятичной записи?

Input

Натуральное число n.

Output

Натуральное число k.

Sample

Input	Output
Пример 1. Вход: 123456789	Пример 1. Выход: 9

View Problem Statistics

Author/source:

Educational Courses /

New problems in testing /

1023. A27

1027.

1028. A323

We can all benefit by doing occasional "toy" programs, when artificial restrictions are set up, so that we are forced to push our abilities to the limit. The art of tackling miniproblems with all our energy will sharpen our talents for the real problems. Donald E. Knuth.

time generating 0.031 sec.

© Copyright VSTU, AVT, Nosov D.A.