#include <bits/stdc++.h>
using namespace std;
 
// Speed
#define fast_io ios::sync_with_stdio(0); cin.tie(0); cout.tie(0)
 
// Typedefs
#define int long long
#define pb push_back
#define ff first
#define ss second
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define sz(x) ((int)(x).size())
#define endl '\n'
 
// Loops
#define rep(i,a,b) for(int i=a;i<b;++i)
#define each(x, a) for (auto &x : a)
 
// Logic
void solve() {
    int n, l, r;
    cin >> n >> l >> r;
 
    vector<int> pref(n+1), a(n);
 
    rep(i,0,n+1) pref[i] = i;
 
    pref[r] = pref[l-1];
 
    rep(i,1,n+1) {
        a[i-1] = pref[i] ^ pref[i-1];
    }
 
    each(x,a) cout << x << " ";
    cout << endl;
}
 
 
// Main
int32_t main() {
    fast_io;
    int t = 1;
    while (t--) solve();
    return 0;
}
 

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

NAozIDEgMwo0IDEgMwo4IDIgNAo0IDMgNAo=

4
3 1 3
4 1 3
8 2 4
4 3 4