Delete 'first.c'

first.c

@@ -1,35 +0,0 @@
-#include <stdio.h>
-void printSudoku(char board[9][9]) {
-    for (int i = 0; i < 9; i++) {
-        for (int j = 0; j < 9; j++) {
-            // 每个3x3小方格之间添加分隔符
-            if (j % 3 == 0 && j != 0) {
-                printf("| ");
-            }
-            printf("%c ", board[i][j]);
-        }
-        printf("\n");
-        // 每个3行之间添加分隔符
-        if ((i + 1) % 3 == 0 && i != 8) {
-            printf("---------------------\n");
-        }
-    }
-}
-
-int main() {
-    char board[9][9] = {
-        {'5','3','4','6','7','8','9','1','2'},
-        {'6','7','2','1','9','5','3','4','8'},
-        {'1','9','8','3','4','2','5','6','7'},
-        {'8','5','9','7','6','1','4','2','3'},
-        {'4','2','6','8','5','3','7','9','1'},
-        {'7','1','3','9','2','4','8','5','6'},
-        {'9','6','1','5','3','7','2','8','4'},
-        {'2','8','7','4','1','9','6','3','5'},
-        {'3','4','5','2','8','6','1','7','9'}
-    };
-
-    printSudoku(board);
-    return 0;
-}
-