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| -- 作者：wangxinxin -- 發布時間：2010-12-11 9:27:09 -- 有高手能把JAVA語言的Triomino問題改寫成C語言嗎? 這是網上搜的java程序- -! Triomino問題，即用一個L形的瓦片（有三個小正方形組成）覆蓋一個缺少了一個方塊（可以是棋盤上的 任何位置）的2^n X 2^n棋盤 Triomino問題的動態演示程序。 源代碼： 用分治法解triomino問題 public void trio(int x, int y, int cStart, int cEnd, int rStart, int rEnd) { if(cEnd - cStart > 1) { if(x> =cStart && x <=(cEnd+cStart)/2 && y> =rStart && y <=(rEnd+rStart)/2) { trio(x, y, cStart, (cEnd+cStart)/2, rStart, (rEnd+rStart)/2); trio((cEnd+cStart)/2+1, (rEnd+rStart)/2, (cEnd+cStart)/2+1, cEnd, rStart, (rEnd+rStart)/2); trio((cEnd+cStart)/2+1, (rEnd+rStart)/2+1, (cEnd+cStart)/2+1, cEnd, (rEnd+rStart)/2+1, rEnd); trio((cEnd+cStart)/2, (rEnd+rStart)/2+1, cStart, (cEnd+cStart)/2, (rEnd+rStart)/2+1, rEnd); /*fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2, Color.black); fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2+1, Color.black); fillRect((cEnd+cStart)/2, (rEnd+rStart)/2+1, Color.black);*/ chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2] = 3; chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2+1] = 3; chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2+1] = 3; pause(); repaint();} if(x <=cEnd && x> (cEnd+cStart)/2 && y> =rStart && y <=(rEnd+rStart)/2) { trio(x, y, (cEnd+cStart)/2+1, cEnd, rStart, (rEnd+rStart)/2); trio((cEnd+cStart)/2+1, (rEnd+rStart)/2+1, (cEnd+cStart)/2+1, cEnd, (rEnd+rStart)/2+1, rEnd); trio((cEnd+cStart)/2, (rEnd+rStart)/2+1, cStart, (cEnd+cStart)/2, (rEnd+rStart)/2+1, rEnd); trio((cEnd+cStart)/2, (rEnd+rStart)/2, cStart, (cEnd+cStart)/2, rStart, (rEnd+rStart)/2); /*fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2+1, Color.black); fillRect((cEnd+cStart)/2, (rEnd+rStart)/2+1,Color.black); fillRect((cEnd+cStart)/2, (rEnd+rStart)/2, Color.black);*/ chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2+1] = 3; chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2+1] = 3; chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2] = 3; pause(); repaint(); } if(x <=cEnd && x> (cEnd+cStart)/2 && y <=rEnd && y> (rEnd+rStart)/2) { trio(x, y, (cEnd+cStart)/2+1, cEnd, (rEnd+rStart)/2+1, rEnd); trio((cEnd+cStart)/2, (rEnd+rStart)/2+1, cStart, (cEnd+cStart)/2, (rEnd+rStart)/2+1, rEnd); trio((cEnd+cStart)/2, (rEnd+rStart)/2, cStart, (cEnd+cStart)/2, rStart, (rEnd+rStart)/2); trio((cEnd+cStart)/2+1, (rEnd+rStart)/2, (cEnd+cStart)/2+1, cEnd, rStart, (rEnd+rStart)/2); /*fillRect((cEnd+cStart)/2, (rEnd+rStart)/2+1, Color.black); fillRect((cEnd+cStart)/2, (rEnd+rStart)/2, Color.black); fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2, Color.black);*/ chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2+1] = 3; chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2] = 3; chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2] = 3; pause(); repaint(); } if(x> =cStart && x <=(cEnd+cStart)/2 && y <=rEnd && y> (rEnd+rStart)/2) { trio(x, y, cStart, (cEnd+cStart)/2, (rEnd+rStart)/2+1, rEnd); trio((cEnd+cStart)/2, (rEnd+rStart)/2, cStart, (cEnd+cStart)/2, rStart, (rEnd+rStart)/2); trio((cEnd+cStart)/2+1, (rEnd+rStart)/2, (cEnd+cStart)/2+1, cEnd, rStart, (rEnd+rStart)/2); trio((cEnd+cStart)/2+1, (rEnd+rStart)/2+1, (cEnd+cStart)/2+1, cEnd, (rEnd+rStart)/2+1, rEnd); /*fillRect((cEnd+cStart)/2, (rEnd+rStart)/2, Color.black); fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2, Color.black); fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2+1, Color.black);*/ chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2] = 3; chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2] = 3; chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2+1] = 3; pause(); repaint(); }} else { if(x> =cStart && x <=(cEnd+cStart)/2 && y> =rStart && y <=(rEnd+rStart)/2) { /*fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2, Color.red); fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2+1, Color.red); fillRect((cEnd+cStart)/2, (rEnd+rStart)/2+1, Color.red);*/ chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2] = 1; chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2+1] = 1; chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2+1] = 1; pause(); repaint();} if(x <=cEnd && x> (cEnd+cStart)/2 && y> =rStart && y <=(rEnd+rStart)/2) { /*fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2+1, Color.green); fillRect((cEnd+cStart)/2, (rEnd+rStart)/2+1,Color.green); fillRect((cEnd+cStart)/2, (rEnd+rStart)/2, Color.green);*/ chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2+1] = 2; chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2+1] = 2; chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2] = 2; pause(); repaint();} if(x <=cEnd && x> (cEnd+cStart)/2 && y <=rEnd && y> (rEnd+rStart)/2) { /*fillRect((cEnd+cStart)/2, (rEnd+rStart)/2+1, Color.red); fillRect((cEnd+cStart)/2, (rEnd+rStart)/2, Color.red); fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2, Color.red);*/ chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2+1] = 1; chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2] = 1; chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2] = 1; pause(); repaint(); } if(x> =cStart && x <=(cEnd+cStart)/2 && y <=rEnd && y> (rEnd+rStart)/2) { /*fillRect((cEnd+cStart)/2, (rEnd+rStart)/2, Color.green); fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2, Color.green); fillRect((cEnd+cStart)/2+1, (rEnd+rStart)/2+1, Color.green);*/ chessBoard[(cEnd+cStart)/2][(rEnd+rStart)/2] = 2; chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2] = 2; chessBoard[(cEnd+cStart)/2+1][(rEnd+rStart)/2+1] = 2; pause(); repaint(); }}} public void run() { trio(x, y, 1, 8, 1, 8);} public void pause() {try { Thread.sleep(1000); } catch (InterruptedException e){}} public void fillRect(int x, int y, Color color) { Graphics2D g2D = (Graphics2D)getGraphics(); g2D.setPaint(color); g2D.fill(new Rectangle2D.Float(10.0f+18*x, 40.0f+18*y, 15.0f, 15.0f)); } } |