sudoku-funpark/main.go
2024-12-06 19:28:24 +01:00

130 lines
2.4 KiB
Go

package main
import (
"encoding/csv"
"fmt"
"io"
"log"
"os"
"strconv"
)
func main() {
blocks := load_blocks()
fmt.Println("Total blocks:", len(blocks))
// Parse parameters
// Turn parameters into rows
row1 := "769104803"
// row2 := "154800060"
// row3 := "002700150"
// row4 := "600900308"
// row5 := "045328670"
// row6 := "328670945"
// row7 := "597410280"
// row8 := "006284090"
// row9 := "200590006"
// Find rows that fit with the entered rows
rows1 := find_blocks(blocks, row1)
// rows2 := find_blocks(blocks, row2)
// rows3 := find_blocks(blocks, row3)
// rows4 := find_blocks(blocks, row4)
// rows5 := find_blocks(blocks, row5)
// rows6 := find_blocks(blocks, row6)
// rows7 := find_blocks(blocks, row7)
// rows8 := find_blocks(blocks, row8)
// rows9 := find_blocks(blocks, row9)
fmt.Println("len(rows1):", len(rows1))
// fmt.Println(rows1)
}
func find_blocks(blocks []int, row string) []int {
// Declare selection
var selection []int
fmt.Println(row)
for letter := range row {
fmt.Println("Letter", row[letter])
//curr_number := row[letter]
for block := range blocks {
// fmt.Println(blocks[block])
curr_row := strconv.Itoa(blocks[block])
fmt.Println(curr_row[0])
//if curr_number ==
}
}
// Return selection
return selection
}
func load_blocks() []int {
var blocks []int
file, err := os.Open("blocks.csv")
if err != nil {
panic(err)
}
defer file.Close()
r := csv.NewReader(file)
for {
record, err := r.Read()
if err == io.EOF {
break
}
if err != nil {
log.Fatal(err)
}
block, _ := strconv.Atoi(record[0])
blocks = append(blocks, block)
}
return blocks
}
func generate_blocks() []int {
var blocks []int
decvals := [9]int{49, 50, 51, 52, 53, 54, 55, 56, 57}
for counter := 123456789; counter <= 987654321; counter++ {
// Convert number to string ([]byte)
digits := strconv.Itoa(counter)
// Check if every number is only represented only once
var valid bool
valid = true
for decval := range decvals {
var count int
for digit := range digits {
if digits[digit] == byte(decvals[decval]) {
count = count + 1
}
}
if count != 1 {
valid = false
}
}
if valid {
blocks = append(blocks, counter)
}
}
return blocks
}
func print_block(block int) {
digits := strconv.Itoa(block)
fmt.Printf("%c %c %c\n%c %c %c\n%c %c %c\n\n", digits[0], digits[1], digits[2], digits[3], digits[4], digits[5], digits[6], digits[7], digits[8])
}