hdu_1020 Encoding(简单题)

http://acm.hdu.edu.cn/showproblem.php?pid=1020

 

分析： 遍历

 

代码：

#include<cstdio>#include<string>#include<cstring>#include<cmath>#include<iostream>#define LL long longusing namespace std;int main(){    int n;    string s;    scanf("%d",&n);    while(n--){       cin>>s;       for(int i=0;i<s.length();){           int j=i+1;           int cnt=1;           while(j<s.length()&&(s[i]==s[j])){                 cnt++;                 j++;           }           if(cnt==1) cout<<s[i];           else     cout<<cnt<<s[i];           i=j;       }       cout<<endl;    }return 0;}