diff --git a/c1.c b/c1.c
new file mode 100644
index 0000000..e51a176
--- /dev/null
+++ b/c1.c
@@ -0,0 +1,25 @@
+#include<stdio.h>
+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'}};
+	int i,j;
+	for (i=0;i<9;i++)
+	{
+		if(i%3==0) printf("|-----------------------|\n");
+		for(j=0;j<9;j++)
+		{
+			if(j%3==0) printf(j==0?"|":" |");
+			printf(" %c",board[i][j]);
+		}
+		printf(" |\n");
+	}
+	printf("|-----------------------|\n");
+}