#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); }