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#include <bits/stdc++.h>
using namespace std;
char path[8];
int visited[8];
string str;
int num;
void dfs(int step){
if(step == num){
for(int i = 0 ; i < num ; i++){
cout << path[i];
}
cout << endl;
return;
}
for(int i = 0 ; i < num ; i++){
if(visited[i] == 1) continue;
visited[i] = 1;
path[step] = str[i];
dfs(step+1);
visited[i] = 0;
}
}
int main(){
while(cin >> str){
memset(visited,0,sizeof(visited));
memset(path,0,sizeof(path));
num = str.size();
dfs(0)...
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