61 lines
1.1 KiB
Go
61 lines
1.1 KiB
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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"strconv"
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"strings"
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)
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func main() {
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var numbers []int
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var boards []Board
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var boardLines []string
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s := bufio.NewScanner(os.Stdin)
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for s.Scan() {
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// first line should be the numbers
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if numbers == nil {
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for _, n := range strings.Split(s.Text(), ",") {
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val, _ := strconv.Atoi(n)
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numbers = append(numbers, val)
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}
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s.Scan()
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continue
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}
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if len(s.Bytes()) == 0 {
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boards = append(boards, NewBoard(boardLines))
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boardLines = []string{}
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} else {
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boardLines = append(boardLines, s.Text())
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}
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}
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// if we have any lines left, convert them into board
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if len(boardLines) > 0 {
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boards = append(boards, NewBoard(boardLines))
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}
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for _, num := range numbers {
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if len(boards) == 1 {
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board := boards[0]
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board.Mark(num)
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fmt.Println(board.Sum() * num)
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os.Exit(0)
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}
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// crude filter for not winning boards
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var newBoards []Board
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for _, board := range boards {
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board.Mark(num)
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if !board.CheckWin() {
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newBoards = append(newBoards, board)
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}
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}
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boards = newBoards
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}
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fmt.Println(":(")
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}
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