C语言编程:10以内加减法,根据输入题数出题,判断做题是否正确,最后计算...答:include<stdio.h> include<stdlib.h> include define SWAP(a,b,c) (c)=(a);(a)=(b);(b)=(c);void main(){ int i,n,fen=0,p;int a,b,num;printf("你要几道题?");scanf("%d",&n);srand(time(NULL));for(i=0;i<n;i++){ a=rand()%10+1;b=rand()%10+1;if(p...