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1
0
x1
0
3
0
x1
false
0
3
0
1
0
x1
0
5
0
0
3
1
x1
false
0
3
0
1
0
x1
0
0
3
1
x1
false
0
3
0
1
0
x1
0
3
1
x1
false
0
0
1
0
x1
0
2
1
5
0
0
x1
false
0
0
1
0
x1
0
5
1
2
0
0
x1
false
0
1
0
x1
0
0
1
2
x1
false
0
1
0
x1
0
1
2
x1
false
0
1
0
x1
0
2
5
1
2
0
x1
false
0
5
4
0
x1
0
1
4
5
0
x1
false
0
1
0
x1
0
0
2
1
2
4
x1
false
NaTT
certifiable-1.6