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Tickets for a trip
BeginnerPython for kids 路 Lesson 30: Contest tasks with conditions
Problem Statement
A single ticket costs 10 zloty, and a pack of 10 tickets - 80 zloty. Read the number of people and print the lowest cost of buying at least that many tickets.
Input Format
One whole number - the number of people (1..1000).
Output Format
One number - the result.
Examples
Example 1
Input
13
Output
110
Example 2
Input
19
Output
160