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next_permutation 过了

Posted by speedcell4 at 2011-03-29 14:24:26 on Problem 1731 and last updated at 2011-03-29 14:24:38 
#include<iostream>
#include<algorithm>
using namespace std;
int main()
{
    char a[210];
    gets(a);
    int l=strlen(a);
    sort(a,a+l);
    do
    {
        puts(a);
    }
    while(next_permutation(a,a+l));
}
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