题目1066：字符串排序

#include <iostream>
#include <algorithm>
#include <queue>
#include <vector>
#include <cstring>
#include <stack>
#include <string>
#include <string.h>
#include <stdio.h>
#include <cmath>
#include <map>
#include <functional>
#include <set>
#include <limits.h>
#include <math.h>
#include <ctype.h>
using namespace std;
//1066
vector<char> v;
bool cmp(char a,char b){
    return a-b<0;
}
char ch[21];
int main(){
    while(gets(ch)){
        int l=strlen(ch);
        v.clear();
        for(int i=0;ch[i]!=0;i++)
            v.push_back(ch[i]);
        sort(v.begin(),v.end(),cmp);
        for(int i=0;i<l;i++)
            printf("%c",v[i]);
        puts("");
    }
    return 0;
}
/**************************************************************
    Problem: 1066
    User: cust123
    Language: C++
    Result: Accepted
    Time:190 ms
    Memory:1524 kb
****************************************************************/