九度oj 题目1066：字符串排序

 1 #include <iostream>
 2 #include <cstdio>
 3 #include <cstring>
 4 #include <algorithm>
 5 using namespace std;
 6 
 7 bool cmp(char a, char b){
 8     return a < b;
 9 }
10 
11 int main(){
12     char s[21];
13     while(scanf("%s", s) != EOF){
14         sort(s, s + strlen(s), cmp);
15         printf("%s\n", s);
16     }
17     return 0;
18 }