i2r0t0
h2r0t
g2r0
f2r0t0
e2r0t
tbr0t
sbr0
rbr0t0
qbr0t
pbr0
4kq0
3kq0t0
2kq0t
1kq0
0kq0t0
fup0t0
eup0t
dup0
cup0t0
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q3o0t
p3o0
o3o0t0
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m3o0