#include<stdio.h>int main(){ float a,b,c,t; scanf("%f,%f,%f",&a,&b,&c); if(a<b) { t=b; b=a; a=t; } if(a<c) { t=c; c=a; a=t; } if(b<c) { t=c; c=b; b=t; }printf("%5.2f,%5.2f,%5.2f\n",a,b,c);return 0;}这是代码