hdu--4148--Length of S(n)

#include<iostream>
#include<string>
#include<cstring>
void priTable();
using namespace std;
];
int main()
{
    int n;
    priTable();
    ){
        cout<<arr[n-]<<endl;
    }
    ;
}
void priTable(){
    arr[]=;
    ";
    ;
    string next="";
    ;i<=;++i)
    {
        ;j<s.length();){
            char temp=s[j];
            ;
            while(s[j]==temp){
                j++;num++;
            }
            next+='+num;
            next+=temp;
        }
        arr[i]=next.length();
        s=next;
        next="";
    }
}