64 lines
901 B
Go
64 lines
901 B
Go
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package main
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import (
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"bufio"
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"fmt"
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"os"
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)
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var (
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grid = make([][]byte, 0)
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score = 0
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)
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func powerup(x, y int) {
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if x < 0 || x > 9 || y < 0 || y > 9 || grid[x][y] > 9 {
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return
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}
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grid[x][y]++
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if grid[x][y] > 9 {
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score++
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powerup(x-1, y-1)
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powerup(x, y-1)
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powerup(x+1, y-1)
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powerup(x-1, y)
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powerup(x+1, y)
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powerup(x-1, y+1)
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powerup(x, y+1)
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powerup(x+1, y+1)
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}
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}
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func main() {
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scanner := bufio.NewScanner(os.Stdin)
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for scanner.Scan() {
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line := scanner.Text()
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l := make([]byte, len(line))
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for i := 0; i < len(line); i++ {
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l[i] = line[i] - '0'
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}
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grid = append(grid, l)
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}
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i := 0
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for {
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score = 0
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for y := 0; y < 10; y++ {
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for x := 0; x < 10; x++ {
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powerup(x, y)
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}
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}
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for y := 0; y < 10; y++ {
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for x := 0; x < 10; x++ {
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if grid[x][y] > 9 {
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grid[x][y] = 0
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}
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}
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}
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i++
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if score == 100 {
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break
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}
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}
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fmt.Println(i)
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}
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