160809207刘兆轩

#include <stdio.h>
#include <stdlib.h>
int main()
{
    int mynumber,yournumber,count=0,;
    char c;
  do{

        mynumber = (rand() % (101 - 1)) + 1;
  do{
            printf("ÇëÊäÈëÄú²ÂÏëµÄÊýÖµ£º");
            scanf("%d",&yournumber);
            count++;
            if(yournumber<mynumber)
            printf("Äú²ÂСÁË£º");
            else if(yournumber>mynumber)
            printf("Äú²Â´óÁË£º");
    }
        while(yournumber!=mynumber);
        printf("Äú²Â¶ÔÁË£¬ÄúÒ»¹²²ÂÁË%d´Î\n",count);
        {
            if(count<=3)
             printf("ÄúÊÇÌì²Å");
             if(count>3&count<=7)
             printf("ÖÇÁ¦Õý³£");
             if(count>=8)
             printf("±¿");
         }
        getchar();
        c=getchar();
        system("cls");
    }while(c==‘Y‘ || c==‘y‘);
    return 0;
}


#include <stdio.h>
#include <stdlib.h>
int jishu(double x)
{
 if(0<x&&x<=500)
  return 1;
 else if(500<x&&x<=2000)
  return 2;
 else if(2000<x&&x<=5000)
  return 3;
 else if(5000<x&&x<=20000)
  return 4;
 else if(20000<x&&x<=40000)
  return 5;
 else if(40000<x&&x<=60000)
  return 6;
 else if(60000<x&&x<=80000)
  return 7;
 else if(80000<x&&x<=100000)
  return 8;
 else
  return 9;
}
main()
{
 double rate[10]={0.0,0.05,0.1,0.15,0.2,0.25,0.3,0.35,0.4,0.45};
 int a[10]={0,0,25,125,375,1375,3375,6375,10375,15375};
 double n,m,l;
 int i;
 printf("请输入工资：");
 scanf("%lf",&l);
 if(l<=3500)
  printf("您不用交税\n");
 else
 {
  n=l-3500.0;
  i=jishu(n);
  m=n*rate[i]-a[i];
  printf("应缴个人所得税：%.2lf\n实发工资额：%.2lf\n",m,l-m);
 }