#include<iostream>
using namespace std;
void swap (int &a,int &b)
{
int tmp = a;
a = b;
b=tmp;
}
void print(int n[],int l,int r)
{
if(l==r)
{
for(int i=0;i<=l;i++){
cout<<n[i];
}
cout<<endl;
}
else
{
for(int i =l;i<=r;i++)
{
swap(n[i],n[l]);
print(n,l+1,r);
swap(n[i],n[l]);
}
}
}
int main()
{
int n;
cin>>n;
int s[n];
for(int i=0;i<n;i++)
{
s[i]=i+1;
}
print(s,0,n-1);
}
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