diff --git a/1.cpp b/1.cpp
new file mode 100644
index 0000000..33ce5a4
--- /dev/null
+++ b/1.cpp
@@ -0,0 +1,36 @@
+#include <stdio.h>
+void format(int board[9][9]){
+	for(int i=0;i<9;i++){
+		if(i%3==0){
+			printf("|-----------------|");
+			printf("\n");
+		}
+		for(int j=0;j<9;j++){
+			if(j%3==0){
+				printf("|");
+			}
+		    printf("%d",board[i][j]);
+		    if((j+1)%3!=0){
+		    	printf(" ");
+			}
+		    if(j==8){
+		    	printf("|");
+			}
+	    }
+	    printf("\n");
+    }
+    printf("|-----------------|");
+}
+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}};
+    format(board);
+	
+}
\ No newline at end of file