1
Sources
1
0
0
0
1
1
0
1
0
1
0
1
1
0
0
0
0
0
1
0
1
0
1
0
0
0
1
1
1
0
1
0
13K
0
2
0
1
0
5K
0
0
1
0
0
1
1
0
1
0
