ADD file via upload

program1.c

@@ -0,0 +1,35 @@
+#include <stdio.h>
+#include <time.h>
+#include <stdlib.h>
+
+void printMatrix(int matrix[9][9]) {
+    for (int i = 0; i < 9; i++) {
+        if (i == 0 || i == 3 || i == 6) {
+            printf("|-----------------------|\n");
+        }
+        for (int j = 0; j < 9; j++) {
+            if (j == 0 || j == 3 || j == 6) {
+                printf("| ");
+            }
+                printf("%d ", matrix[i][j]);
+        }
+        printf("|\n");
+    }
+    printf("|-----------------------|\n");
+}
+
+int main() {
+int 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}};
+printMatrix(board);
+return 0;
+
+}
+