eolymp
bolt
Try our new interface for solving problems
Problems

Boomer

Boomer

55 22 8 88 0 666 7 33 66 0 7 666 7777 8 0 333 88 66 0 7 777 666 22 555 33 6 7777 0 3 88 777 444 66 4 0 6 666 777 33 0 8 44 2 66 0 8 33 66 0 999 33 2 777 7777 1 444 8 0 444 7777 0 7777 8 2 777 8 33 3 0 333 777 666 6 0 333 666 777 33 444 4 66 0 555 2 66 4 88 2 4 33 7777 11 0 8 666 3 2 999 0 444 8 0 444 7777 0 333 88 66 0 222 999 7 44 33 777 1 8 777 2 3 444 8 444 666 66 2 555 555 999 11 0 9 33 0 3 666 0 8 44 2 8 0 8 666 3 2 999 0 2 7777 0 9 33 555 555 1 0 66 33 9 0 555 2 66 4 88 2 4 33 0 444 7777 0 66 666 9 0 66 33 9 0 2 0 66 33 9 0 222 444 7 44 33 777 1 444 333 0 999 666 88 0 2 777 33 0 777 33 2 3 444 66 4 0 8 44 444 7777 11 0 8 44 33 66 0 222 666 66 4 777 2 8 88 555 2 8 444 666 66 7777 1 444 66 0 8 44 444 7777 0 7 777 666 22 555 33 6 11 0 999 666 88 0 66 33 33 3 0 8 666 0 777 33 2 3 0 8 9 666 0 444 66 8 33 4 33 777 7777 0 2 0 2 66 3 0 22 0 2 66 3 0 666 88 8 7 88 8 0 33 99 7 777 33 7777 7777 444 666 66 0 2 0 8 444 6 33 7777 0 22 0 6 444 66 88 7777 0 2 0 6 444 66 88 7777 0 22 0 7 555 88 7777 0 8 33 66 1

Input

4 444 888 33 66 0 8 9 666 0 444 66 8 33 4 33 777 7777 0 2 0 2 66 3 0 22 0 444 66 0 777 2 66 4 33 0 333 777 666 6 0 666 66 33 0 8 666 0 666 66 33 0 8 44 666 88 7777 2 66 3 1

Output

666 88 8 7 88 8 0 2 0 8 444 6 33 7777 0 22 0 6 444 66 88 7777 0 2 0 6 444 66 88 7777 0 22 0 7 555 88 7777 0 8 33 66 1

Time limit 1 second
Memory limit 128 MiB
Input example #1
18 10
Output example #1
162
Source 2020 KBTU Open, Fall Kazakhstan, December 18, Problem B