c#include <bits/stdc++.h> using namespace std; int main(){ cin.tie(0); cout.tie(0); ios_base::sync_with_stdio(false); int N, M; cin >> N >> M; vector<int> arr; for(int i = 0; i <= N; i++){ arr.push_back(i); } for(int i = 0; i < M; i++){ int a, b; cin >> a >> b; int tmp = arr[a]; arr[a] = arr[b]; arr[b] = tmp; } for(int i = 1; i <= N; i++){ cout << arr[i] << " "; } return 0; }