//創(chuàng)建一個(gè)原始的二維數(shù)組11*11，0表示無(wú)子，1表示黑子，2表示藍(lán)子
        int[][] chessArr1 = new int[11][11];
        chessArr1[1][2] = 1;
        chessArr1[2][3] = 2;
        //輸出原始二維數(shù)組
        for (int[] row : chessArr1){
            for (int data : row){
                System.out.print(data + "\t");
            }
            System.out.println();
        }

		//將二維數(shù)組轉(zhuǎn)換為稀疏數(shù)組
        //先遍歷二維數(shù)組，得到非0數(shù)據(jù)的個(gè)數(shù)
        int sum = 0;
        for (int i = 0; i < chessArr1.length; i++) {
            for (int j = 0; j < chessArr1[i].length; j++) {
                if (chessArr1[i][j] != 0) sum++;
            }
        }
        //創(chuàng)建對(duì)應(yīng)的稀疏數(shù)組并賦值
        int[][] sparseArr = new int[sum + 1][3];
        sparseArr[0][0] = 11;
        sparseArr[0][1] = 11;
        sparseArr[0][2] = sum;
        int count = 0; //用于記錄賦值到第幾行
        for (int i = 0; i < chessArr1.length; i++) {
            for (int j = 0; j < chessArr1[i].length; j++) {
                if (chessArr1[i][j] != 0) {
                    count++;
                    sparseArr[count][0] = i;
                    sparseArr[count][1] = j;
                    sparseArr[count][2] = chessArr1[i][j];
                }
            }
        }
        //輸出稀疏數(shù)組
        for (int[] row : sparseArr){
            for (int data : row){
                System.out.print(data + "\t");
            }
            System.out.println();
        }

        //將稀疏數(shù)組轉(zhuǎn)換為二維數(shù)組
        int[][] chessArr2 = new int[sparseArr[0][0]][sparseArr[0][1]];
        //讀取賦值
        for (int i = 1; i < sparseArr.length; i++) {
            chessArr2[sparseArr[i][0]][sparseArr[i][1]] = sparseArr[i][2];
        }
        //輸出
        for (int[] row : chessArr2){
            for (int data : row){
                System.out.print(data + "\t");
            }
            System.out.println();
        }