```cpp
#include<bits/stdc++.h>
using namespace std;
long long int n,x[1005],y[1005];
bool check(int n){
cin>>n;
for(int i=1;i<=n;i++) cin>>x[i];
for(int i=1;i<n;i++) y[i]=abs(x[i]-x[i+1]);
sort(y+1,y+n);
for(int i=1;i<n;i++) if(y[i]!=i){
cout<<"Not jolly";
return 0;
}
cout<<"Jolly";
return 0;
}
int main(){
ios::sync_with_stdio(0);
cin.tie(0),cout.tie(0);
check(n);
return 0;
}
```
by nyLittleT @ 2024-03-22 20:27:34
@[nyLittleT](/user/1030733) 大佬,我刚学C语言还没有了解过STL的知识点,看不太懂您的代码,我想问问我写的代码在逻辑上有什么问题吗
by bu_chi_suan @ 2024-03-23 14:13:51
@[bu_chi_suan](/user/1314163) 看不懂就使劲看
by losti @ 2024-03-29 21:56:29