| 4 0 v' Z. ]4 _, P6 H9 [7 u5 fingers with 4 gaps,3 _5 @3 q4 D- \* J0 }4 t
 So, half of 5 fingers is 2 gaps (3 fingers)
 2 y) J; [# n" X9 w: {8 c( rtvb now,tvbnow,bttvbThen 10 fingers is 9 gaps
 / N+ p! r) a6 {) X, p! \2 wAnd so, one-third of 10 fingers is 3 gaps (4 fingers)
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