diff --git a/suiji.c b/suiji.c
new file mode 100644
index 0000000..e2ece7d
--- /dev/null
+++ b/suiji.c
@@ -0,0 +1,52 @@
+#include <stdio.h>
+#include <time.h>
+#include <stdlib.h>
+void swap(int *a,int *b){
+	int temp;
+	temp=*a;
+	*a=*b;
+	*b=temp;
+}
+void shuffle(int *array,int size){
+	int i;
+	int j;
+	for(i=size-1;i>=0;i--){
+		j=rand()%(i+1);
+		swap(&array[i],&array[j]);
+	}
+}
+void print(int board[9][9]){
+	printf("|---|---|---|---|---|---|\n");
+	int i=0,j=0,s=0,k=0;
+	for(i=0;i<9;++i){
+		for(j=0;j<9;j++){
+			while(j%3==0){
+				printf("| ");
+				break;
+			}
+			printf("%d ",board[i][j]);
+		}
+		printf("|\n");
+		while((i+1)%3==0){
+			printf("|---|---|---|---|---|---|\n");
+			break;
+		}
+	}
+}
+int main(){
+	int board[9][9]={0};
+	int number[9]={1,2,3,4,5,6,7,8,9};
+	srand(time(NULL));
+	int i=0,j=0,k=0,s=0;
+	for(k=0;k<3;k++){
+		shuffle(number,9);
+		int column[3]={0,3,6};
+		for(i=0;i<3;i++){
+			for(j=0;j<3;j++){
+				board[k*3+i][column[j]]=number[i*3+j];
+			}
+		}
+	}
+	print(board);
+	return 0;
+}