Here's a deepai-generated Sodoku solver. I had to send the compiler error codes back six times for debugging to Deepai.
But hey, it finally worked.
Code: Select all
' Define the size of the Sudoku grid
const N = 9
' Declare the Sudoku grid as a shared array
dim shared grid(N, N) as integer
' Function to print the Sudoku grid
sub printGrid()
dim i as integer, j as integer
' Loop through each row and column and print the cell value
for i = 0 to N-1
for j = 0 to N-1
print grid(i, j);
next j
print ""
next i
end sub
' Function to check if a number is safe to place in a cell
function isSafe(row as integer, col as integer, num as integer) as integer
dim i as integer, j as integer
' Check if the number is already present in the row
for i = 0 to N-1
if grid(row, i) = num then
return 0
end if
next i
' Check if the number is already present in the column
for i = 0 to N-1
if grid(i, col) = num then
return 0
end if
next i
' Check if the number is already present in the 3x3 grid
dim startRow as integer = row - row mod 3
dim startCol as integer = col - col mod 3
for i = 0 to 2
for j = 0 to 2
if grid(startRow + i, startCol + j) = num then
return 0
end if
next j
next i
' If the number is not present in the row, column or 3x3 grid, it is safe to place in the cell
return 1
end function
' Function to solve the Sudoku puzzle using backtracking
function solveSudoku() as integer
dim row as integer, col as integer, num as integer
' Find the next empty cell
for row = 0 to N-1
for col = 0 to N-1
if grid(row, col) = 0 then
' Try each number from 1 to 9 in the empty cell
for num = 1 to 9
if isSafe(row, col, num) then
' If the number is safe to place in the cell, place it
grid(row, col) = num
' Recur to fill the rest of the empty cells
if solveSudoku() then
return 1
end if
' If the recursion leads to a dead end, backtrack and try the next number
grid(row, col) = 0
end if
next num
' If no number works in the cell, backtrack and try a different number in the previous cell
return 0
end if
next col
next row
' If there are no empty cells, the puzzle is solved
return 1
end function
' Set the initial values in the Sudoku grid
grid(0, 0) = 5
grid(0, 1) = 3
grid(0, 4) = 7
grid(1, 0) = 6
grid(1, 3) = 1
grid(1, 4) = 9
grid(1, 5) = 5
grid(2, 1) = 9
grid(2, 2) = 8
grid(2, 7) = 6
grid(3, 0) = 8
grid(3, 4) = 6
grid(3, 8) = 3
grid(4, 0) = 4
grid(4, 3) = 8
grid(4, 5) = 3
grid(4, 8) = 1
grid(5, 0) = 7
grid(5, 4) = 2
grid(5, 8) = 6
grid(6, 1) = 6
grid(6, 6) = 2
grid(6, 7) = 8
grid(7, 3) = 4
grid(7, 4) = 1
grid(7, 5) = 9
grid(7, 8) = 5
grid(8, 4) = 8
grid(8, 7) = 7
grid(8, 8) = 9
' Solve the Sudoku puzzle
if solveSudoku() then
' If the puzzle is solved, print the solution
printGrid()
else
' If the puzzle cannot be solved, print an error message
print "Unable to solve Sudoku puzzle"
end if
sleep