#include<stdio.h>//输入三个数有小到大排序 int main()
{int a;int b;int c;printf("输入三个整数:");scanf("%d %d %d",&a,&b,&c);if(a>c)   {  t=a;     a=c;     c=t;     }     if(b>c)     {     t=b;     b=c;     c=t;     }     printf("%d,%d,%d",a,b,c)   

     return  o；}

 #include<stdio.h>//高速超速处理
int main()
{int x=60;int y;//车速     printf("超速的驾驶员车速为：");scanf("%d",&y);if(y>1.1*x && y<1.5*x){printf("罚款200元");}if(y>1.5*x){printf("吊销驾驶证\n") ;}return 0;}

#include<stdio.h>//出租车收费
int main()
{int a;//行驶路程 int b;//行驶路程所收费用 int c;//路阻或临时停车所费时间 int d;//等待时间所需费用 int e;//总出租车费 printf("输入行驶里程：\n");scanf("%d",&a); printf("输入等待时间：\n");scanf("%d",&c);     if(a<=3){b=10;}    if(a>3 && a<=10){b=10+(a-3)*2;}if(a>10){b=24+(a-10)*3;}if(c<5){d=0;}if(c>=5){d=(c/5)*2;}    e=b+d;printf("乘客应支付的车费为：%d元\n",e);return 0;}

#include<stdio.h>
int main()//统计学生成绩
{int m,n,i;  int a,b,c,d,e;a=b=c=d=e=0;printf("请输入学生个数：\n"); scanf("%d",&n); printf("请分别输入成绩：\n");scanf("%d",&m);for(i=1;i<=n;i++){if(m>=90)a++;else if(m>=80 && m<90)b++;else if(m>=70 && m<80)c++;else if(m>=60 && m<70)d++;elsee++;}printf("A级有%d人, B级有%d人, C级有%d人, D级有%d人, E级有%d人\n",a,b,c,d,e);return 0;
}

#include <stdio.h>//三角形判断int main()
{int a,b,c;printf("Please input the triangle 3 side length...\n");scanf("%d%d%d",&a,&b,&c);if(a+b<=c || a+c<=b || b+c<=a)printf("Not a triangle!\n");else if(a==b && b==c)printf("A equileteral triangle!\n");else if(a==b || b==c || a==c)printf("A isosceles triangle!\n");else if(a*a+b*b==c*c || a*a==b*b+c*c || a*a+c*c==b*b)printf("A right triangle!\n");else printf("Impossible\n");
}