diff --git a/TicTacToeEx/T3EBoard.cpp b/TicTacToeEx/T3EBoard.cpp
index ebd489c..812dc82 100644
--- a/TicTacToeEx/T3EBoard.cpp
+++ b/TicTacToeEx/T3EBoard.cpp
@@ -69,6 +69,9 @@
 int T3EBoard::CPU()
 {
 	int place = 0;
+
+	if (m_Turn == 1 && m_NextPlayer == PLAYER1)return 1;
+
 	do {
 		place = rand() % BOARD_SIZE;
 	} while (m_Board[place] != NONE);
@@ -81,18 +84,16 @@
 //�ǂ̔Ֆʂ������Ɉ�ԑ傫���]���������炷���m�F�B
 //����:int node �ǖ�, in turn ���, int turn �^�[����,int depth ��ǂ݂̐[��,int state ���
 //�߂�l�F�]���l
-int T3EBoard::Minmax(int *node, int NextPlayer, int turn, int depth,int state)
+int T3EBoard::Minmax(int *node, int NextPlayer, int turn, int depth)
 {
-	//printf("depth = %d ��MinMax�N��\n", depth);
+
 	//�t�̏ꍇ�]���l��Ԃ�
 	if (depth == 0) {
-		//printf("�t�Ȃ̂�%d��Ԃ��܂�\n", this->CheckWin(node));
 		return this->CheckWin(node);
 	}
 
 	//���łɏ������‚��Ă���ꍇ�t�Ƃ݂Ȃ��ĕ]���l��Ԃ�
 	if(CheckWin(node) !=0){
-		//printf("���ɏ������‚��Ă���̂ŗt�Ƃ݂Ȃ���%d��Ԃ��܂�\n", this->CheckWin(node));
 		return this->CheckWin(node);
 	}
 	
@@ -135,32 +136,26 @@
 			NextBoard[j] = NextBoards[k];
 			k++;
 		}
-		//printf("depth = %d�ɂāA�ȉ��̔Ֆʂʼn��̃m�[�h�����܂�\n",depth);
-		//this->ShowBoard(NextBoard);
 
 		if (CheckWin(NextBoard) != 0) {
-			val = this->Minmax(NextBoard, NextNextPlayer, NextTurn, (depth - 1), 1);
+			val = this->Minmax(NextBoard, NextNextPlayer, NextTurn, (depth - 1));
 		}
 		else{
-			val = this->Minmax(NextBoard, NextNextPlayer, NextTurn, (depth - 1), 0);
+			val = this->Minmax(NextBoard, NextNextPlayer, NextTurn, (depth - 1));
 		}
 		if (NextPlayer == PLAYER1 && best1 < val) {
 			best1 = val;
-			//printf("����depth = %d�ɂ�PLAYER = %d, best = %d�@�ɍX�V����܂���\n", depth,NextPlayer,best1);
 		}
 		if (NextPlayer == PLAYER2 && val < best2) {
 			best2 = val;
-			//printf("����depth = %d�ɂ�PLAYER = %d, best = %d�@�ɍX�V����܂���\n", depth,NextPlayer,best2);
 		}
 	}
 
 	if(NextPlayer == PLAYER1){
-		//printf("depth = %d�ɂĒlbest = %d��Ԃ��܂�\n",depth, best1);
 		return best1;
 	}
 
 	if (NextPlayer == PLAYER2) {
-		//printf("depth = %d�ɂĒlbest = %d��Ԃ��܂�\n", depth, best2);
 		return best2;
 	}
 }
@@ -287,7 +282,7 @@
 				NextBoard[j] = m_Board[j];
 			}
 			SetStone(NextBoard, i, m_NextPlayer, m_Turn);
-			printf("�u���ꏊ[%d]�̕]���l��[%d]�ł��B\n", i, Minmax(NextBoard, NextNextPlayer, NextTurn, 12,0));
+			printf("�u���ꏊ[%d]�̕]���l��[%d]�ł��B\n", i, Minmax(NextBoard, NextNextPlayer, NextTurn, 12));
 		}
 	}
 	
diff --git a/TicTacToeEx/T3EBoard.h b/TicTacToeEx/T3EBoard.h
index 35c64ab..73e448b 100644
--- a/TicTacToeEx/T3EBoard.h
+++ b/TicTacToeEx/T3EBoard.h
@@ -22,7 +22,7 @@
 	void ShowBoard();			// �Օ\��
 	void SetStone(int place);	// �R�}��u��
 	int CPU();					// CPU�̎v�l
-	int Minmax(int *node, int NextPlayer, int turn, int depth,int state);//Minmax�@�̎��{
+	int Minmax(int *node, int NextPlayer, int turn, int depth);//Minmax�@�̎��{
 	int CheckWin(int *Board);   // �󋵂ɂ�鏟�s�`�F�b�N
 	int count_zero(int *Board); // �����z��̉”\�萔���Z�o
 	void SetStone(int *Board, int place, int NextPlayer, int Turn); //�R�}��u��