不会发，咋办
by nI、唯一 @ 2018-07-15 19:53:13
```cpp
#include<bits/stdc++.h>
using namespace std;
int n,a[99999],sum = 0,mx = 0;
int main()
{
scanf("%d",&n);
for(int i = 1;i <= n;i++) scanf("%d",&a[i]);
for(int i = 1;i <= n;i++)
{
if (a[i] == a[i - 1] + 1) sum++;
else
{
if(mx < sum) mx = sum;
sum = 1;
}
}
printf("%d\n",mx);
return 0;
}
```
by SIGSEGV @ 2018-07-15 20:03:29
这是哪一题......
by mabangjie @ 2018-07-16 16:39:54