運(yùn)行結(jié)果一樣，提交不了?。?/h1>

#include?<stdio.h>
/*?Jone算出結(jié)果應(yīng)該怎么寫函數(shù)？?*/
???int?joneResult(int?x,?int?y,?int?z)
{
???int?sum?=?x+y+z;
???return?sum?/=?3;??????????//這里是不是應(yīng)該將sum返回呢？
}
/*?Jack沒(méi)有算出結(jié)果只說(shuō)了一句話是不是應(yīng)該用無(wú)返回值函數(shù)？?*/
???void?jackResult(int?x,?int?y,?int?z)
{
????printf("我算不出來(lái)\n");
}
int?main()
{
????int?a,?b,?c;
????a?=?10;
????b?=?20;
????c?=?30;
????//Jone的返回值類型是什么？
????int?jR?=?joneResult(a,?b,?c);?
????printf("Jone運(yùn)算結(jié)果是：%d\n",?jR);
????printf("Jack運(yùn)算結(jié)果是：");
????//Jack沒(méi)有算出結(jié)果只說(shuō)了句話，是不是直接調(diào)用函數(shù)就可以了？
????jackResult(a,b,c);
????return?0;
}