C语言编程,使用一维数组答:int main(int argc,char *argv[]){ int a[30]={67,88,91,79,65,57,99,45,100,97,78,76,53,61,69,59,93,94,90,80,66,71,78,92,98,94,37,100,98,71},i,k;for(k=i=0;i<30;i++)if(a[i]>60)k++;printf("More than 60 points students is(are) %d people.\n",k...