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Math stone, cloth, scissors. Hurry! ! ! I must get the answer today! ! !
(1) solution: let "cloth" win "hammer" x times,

Then "Hammer" won "Chop" 2 1-7-x= 14-7 times.

According to the meaning of the question. have

9x+5( 14-x)+2x7= 108

Tidy up

9x-5x= 108-5x 14-2x7

4x=24

x=6

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