450*450
1
0
450*450
1
0
450*450
0
0
450*450
1
0
450*450
0
0
450*450
0
0
450*450
1
0
450*450
1
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0
450*450
0
0