Who is the slowest child in C language test 169

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1、 subject

subject ： Zhang 、 king 、 Each of the three li families has three children . One day , Nine children from three families compete in a sprint together , No matter what age , The first runner is 9 branch , Second best 8 branch , By analogy . The result of the competition shows that the total score of each family is the same , And these kids didn't get to the finish line at the same time , And no two or three children in a family get a connected place . It is known that the child of the Li family won the first prize , The children of the Wang family came in second . Whose child won the last place ？

analysis ：
According to the conditions of the title , share 1+2+3+…+9=45 branch , Each child's score should be 15 branch . According to the meaning of the question , The first place winner is the Li family's child , The children of the Wang family came in second , You can launch ： The third place winner must be Zhang's children . from “ These kids didn't get to the finish line at the same time ” You know ： You can't be tied , from “ No family has two or three children in a connected position ” You know ： The fourth can't be Zhang's child .