C语言编程序:输入两个实数,按代数值由大到小的顺序输出这两个数。答:include<stdio.h> void main(){ float a,b,t;scanf("%f,%f",&a,&b);if(a>b)//这里多了个;,就是没有进入if下面的调换,去掉就可以了 {t=a;a=b;b=t;} printf("%f,%f\n",a,b);}
c语言习题:输入两个整数,并使其从大到小输出,用指针变量实现数的比较...答:include<stdio.h> int main(){ int a,b;int *pa=0,*pb=0;scanf("%d",&a);scanf("%d",&b);pa=&a;pb=&b;if(*pa>*pb){ printf("%d,%d",*pa,*pb);} else { printf("%d,%d",*pb,*pa);} }