Home > php教程 > php手册 > 201306114357-实验1,201306114357-实验

201306114357-实验1,201306114357-实验

WBOY
Release: 2016-06-13 09:08:23
Original
799 people have browsed it

201306114357-实验1,201306114357-实验

#include
#include
#include
main()
{
 int a,b,c;
 float resultTrue=0,n;
 char op;
 srand(time(NULL));
 do
 {
  a=rand()%10+1;
  b=rand()%10+1;
  c=rand()%4+1;
  switch(c%4)
  {
  case 0:
   {
    op='+';
    break;
   }
  case 1:
   {
    op='-';
    break;
   }
  case 2:
   {
    op='*';
    break;
   }
  case 3:
   {
    op='/';
    break;
   }
  }
  printf("%d%c%d=\n",a,op,b);
  switch(op)
  {
   case '+':
   {
    resultTrue=a+b;
    break;
   }
   case '-':
    {
     resultTrue=a-b;
     break;
    }
   case '*':
    {
     resultTrue=a*b;
     break;
    }
   case '/':
    {
     resultTrue=a/b;
     break;
    }
  }
  printf("请输入正确答案(1000为结束):");
  scanf("%f",&n);
  if(n!=0)
  {
  if(resultTrue!=n)
  {
   printf("答案错误,答案为%d\n",resultTrue);
  }
  if(resultTrue==n)
  {
   printf("答案正确\n");
  }
  }
  if(n==10000)
  {
   return;
  }
 }while(1);
}

 

Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Recommendations
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template