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Copy pathBoard.go
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121 lines (114 loc) · 3.49 KB
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package problem
import "fmt"
/**
board[0] = append(board[0], byte('X'))
board[0] = append(board[0], byte('X'))
board[0] = append(board[0], byte('X'))
board[0] = append(board[0], byte('X'))
board[1] = append(board[1], byte('X'))
board[1] = append(board[1], byte('O'))
board[1] = append(board[1], byte('O'))
board[1] = append(board[1], byte('X'))
board[2] = append(board[2], byte('X'))
board[2] = append(board[2], byte('X'))
board[2] = append(board[2], byte('O'))
board[2] = append(board[2], byte('X'))
board[3] = append(board[3], byte('X'))
board[3] = append(board[3], byte('O'))
board[3] = append(board[3], byte('X'))
board[3] = append(board[3], byte('X'))
board[0] = append(board[0], byte('O'))
board[0] = append(board[0], byte('O'))
board[0] = append(board[0], byte('O'))
board[1] = append(board[1], byte('O'))
board[1] = append(board[1], byte('O'))
board[1] = append(board[1], byte('O'))
board[2] = append(board[2], byte('O'))
board[2] = append(board[2], byte('O'))
board[2] = append(board[2], byte('O'))
board[0] = append(board[0], byte('O'))
board[0] = append(board[0], byte('X'))
board[0] = append(board[0], byte('X'))
board[0] = append(board[0], byte('O'))
board[0] = append(board[0], byte('X'))
board[1] = append(board[1], byte('X'))
board[1] = append(board[1], byte('O'))
board[1] = append(board[1], byte('O'))
board[1] = append(board[1], byte('X'))
board[1] = append(board[1], byte('O'))
board[2] = append(board[2], byte('X'))
board[2] = append(board[2], byte('O'))
board[2] = append(board[2], byte('X'))
board[2] = append(board[2], byte('O'))
board[2] = append(board[2], byte('X'))
board[3] = append(board[3], byte('O'))
board[3] = append(board[3], byte('X'))
board[3] = append(board[3], byte('O'))
board[3] = append(board[3], byte('O'))
board[3] = append(board[3], byte('O'))
board[4] = append(board[4], byte('X'))
board[4] = append(board[4], byte('X'))
board[4] = append(board[4], byte('O'))
board[4] = append(board[4], byte('X'))
board[4] = append(board[4], byte('O'))
*/
func TestProblem() {
length := 4
board := make([][]byte, length)
board[0] = append(board[0], byte('X'))
board[0] = append(board[0], byte('X'))
board[0] = append(board[0], byte('X'))
board[0] = append(board[0], byte('X'))
board[1] = append(board[1], byte('X'))
board[1] = append(board[1], byte('O'))
board[1] = append(board[1], byte('O'))
board[1] = append(board[1], byte('X'))
board[2] = append(board[2], byte('X'))
board[2] = append(board[2], byte('X'))
board[2] = append(board[2], byte('O'))
board[2] = append(board[2], byte('X'))
board[3] = append(board[3], byte('X'))
board[3] = append(board[3], byte('O'))
board[3] = append(board[3], byte('X'))
board[3] = append(board[3], byte('X'))
solve(board)
fmt.Println(board)
}
func solve(board [][]byte) {
lengthA := len(board)
for i, a := range board {
lengthB := len(a)
for j, b := range a {
if (i == 0 || i == lengthA-1 || j == 0 || j == lengthB-1) && b == 'O' {
findO(i, j, board, lengthA, lengthB)
}
}
}
fmt.Println(board)
//将O变成X
for i, a := range board {
for j, b := range a {
if b == 'O' {
board[i][j] = 'X'
} else if b == '-' {
board[i][j] = 'O'
}
}
}
fmt.Println(board)
}
func findO(i int, j int, board [][]byte, lengthA int, lengthB int) {
if i >= 0 && i < lengthA && j >= 0 && j < lengthB {
if board[i][j] == 'O' {
board[i][j] = '-'
findO(i-1, j, board, lengthA, lengthB)
findO(i+1, j, board, lengthA, lengthB)
findO(i, j-1, board, lengthA, lengthB)
findO(i, j+1, board, lengthA, lengthB)
} else {
return
}
} else {
return
}
}