改一下，原错误代码if为(day!=0&&day!=6)
by 2017zc @ 2018-02-07 20:11:25
目前猜测锅cin/cout背
by 2017zc @ 2018-02-07 20:20:01
#include<iostream>
#include<cstdio>
#include<cstdlib>
#include<cmath>
#include<cstring>
using namespace std;
int main()
{
long long x,n,day,sum=0;
cin>>x>>n;
for(int i=x;i<x+n;++i)//这里有改动
{
day=i%7;
if(day!=0&&day!=6) sum+=250;
}
cout<<sum;
}
by Alice_foo_foo @ 2018-02-07 21:01:27
```cpp
#include<iostream>
#include<cstdio>
#include<cstdlib>
#include<cmath>
#include<cstring>
using namespace std;
int main()
{
long long x,n,day,sum=0;
cin>>x>>n;
for(int i=x;i<x+n;++i)//这里有改动
{
day=i%7;
if(day!=0&&day!=6) sum+=250;
}
cout<<sum;
}
```
by Alice_foo_foo @ 2018-02-07 21:02:11