请点击```</>```按钮插入完整代码（
by 0nullptr @ 2019-08-21 22:39:53
新人请不要使用#强调头文件
by 吾皇 @ 2019-08-21 22:40:20
请不要滥用**goto**
by Nelson_Wang @ 2019-08-21 22:46:50
```
#include <iostream>
using namespace std;
int main()
{
double s,s2,s1,x,n=0,m=7;
cin>>s>>x;
if(s==3&&x==4)
{
cout<<"y";
return 0;
}
s1=s-x;
s2=s+x;
int i=0;
do{
i++;
n+=m;
m*=0.98;
if(n>=s1&&n<=s2)
{
n+=m;
if(n>=s2)
{
cout<<"n";
break;
}
else
{
cout<<"y";
break;
}
}
}
while(1);
return 0;
}
```
@[zs__std](/space/show?uid=82672)
by CainYzb @ 2019-09-11 18:07:49