741 . Strange Billboard
Description
Input Format
Output Format
Sample Input 1
5 5
XX.XX
X.X.X
.XXX.
X.X.X
XX.XX
5 5
.XX.X
.....
..XXX
..X.X
..X..
1 5
...XX
5 5
...X.
...XX
.XX..
..X..
.....
8 9
..XXXXX..
.X.....X.
X..X.X..X
X.......X
X.X...X.X
X..XXX..X
.X.....X.
..XXXXX..
0 0
Sample Output 1
You have to tap 5 tiles.
Damaged billboard.
You have to tap 1 tiles.
You have to tap 2 tiles.
You have to tap 25 tiles.
Damaged billboard.
You have to tap 1 tiles.
You have to tap 2 tiles.
You have to tap 25 tiles.
Hints
Problem Source
Migrated from old NTUJ.
cepc 2007
Subtasks
| No. | Testdata Range | Score |
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