Commit 25 code

src/main/c/sudoku.c

@@ -468,7 +468,24 @@ void inputFunction(int grid[SIZE][SIZE]) {
 
         switch (action) {
             case 1:
-                printf("Case 1 \n");
+                printf("Enter the coordinates (row and column) separated by space:\n");
+                int row_e, col_e, num;
+
+
+                while (true){
+                char rowe_str[10];
+                char cole_str[10];
+                scanf("%s %s", rowe_str, cole_str);
+
+                row_e = rowe_str[0] - '0'; // Convert the first character to an integer
+                col_e = cole_str[0] - '0'; // Convert the first character to an integer
+
+                if (((row_e >= 1 && row_e <= 9) && rowe_str[1] == '\0') && ((col_e >= 1 && col_e <= 9) && cole_str[1] == '\0')) {
+                    break;
+                } else {
+                    printf("Invalid input. Please enter a number between 1 and 9.\n");
+                }
+            }
                 break;
             
             case 2: