diff --git a/suiji.c b/suiji.c
deleted file mode 100644
index e2ece7d..0000000
--- a/suiji.c
+++ /dev/null
@@ -1,52 +0,0 @@
-#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;
-}