5.8---像素设定（CC150）

注意：仔细注意位置。

    public static int[] renderPixel(int[] screen, int x, int y){
        int[] ans = new int[screen.length ];
        int[] tmp = new int[screen.length * 8];
        int t = 0;
        System.out.println(tmp[7]);
        for(int i = 0; i < screen.length; i++){
            String str = Integer.toBinaryString(screen[i]);
            t=i*8;
            for(int j = str.length()-1; j >=0 ; j--){

                tmp[t++] = str.charAt(j)-48;
            }
        }
        for(int i = x; i <= y; i++){
            tmp[i] = 1;
        }
        System.out.println();
        int flag = 0;
        for(int i = 0; i < tmp.length; ){
            int digit = 0;
            for(int j = 0; j < 8; j++){
                digit = (int) (digit + tmp[i+j] * Math.pow(2, j));
            }        
            ans[flag++] = digit;
            i = i + 8;
        }
        return ans;
    }