#include <bits/stdc++.h> #define FOR(i, a, b) for(int i =(a); i < (b); ++i) #define re(i, n) FOR(i, 1, n) #define ford(i, a, b) for(int i = (a); i >= (b); --i) #define rep(i, n) for(int i = 0;i <(n); ++i) #define all(x) (x).begin(), (x).end() #define sz(x) (int) (x).size() using namespace std; typedef long long ll; typedef pair<ll, ll> pll; typedef pair<int, int> pii; typedef vector<ll> vll; typedef vector<int> vi; typedef vector<pll> vpll; typedef vector<pii> vpii; const ll inf = 1e18; const int N = 5005; const int mod = 1e9 + 7; vector<pii> edges; bool cur[40]; int cnt[40] = {0}; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n, m; cin >> n >> m; edges.resize(m); rep(i, m) { int a, b; cin >> a >> b; a--; b--; edges[i] = {a, b}; } for (unsigned mask = 0; mask < (1u << n); ++mask) { rep(i, n) cur[i] = (mask & (1u << i)); rep(i, m) { int a = edges[i].first; int b = edges[i].second; if (cur[a]) swap(cur[a], cur[b]); } int f = -1; rep(i, n) { if (cur[i]) { if (f == -1) f =0; else if (f == 1) { f = 2; break; } } else if (f == 0) f = 1; } if (f != 2) { int pcnt = __builtin_popcount(mask); cnt[pcnt]++; cnt[pcnt] &= 1; } } rep(i, n) cout << cnt[i+1] << ' '; cout << '\n'; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 | #include <bits/stdc++.h> #define FOR(i, a, b) for(int i =(a); i < (b); ++i) #define re(i, n) FOR(i, 1, n) #define ford(i, a, b) for(int i = (a); i >= (b); --i) #define rep(i, n) for(int i = 0;i <(n); ++i) #define all(x) (x).begin(), (x).end() #define sz(x) (int) (x).size() using namespace std; typedef long long ll; typedef pair<ll, ll> pll; typedef pair<int, int> pii; typedef vector<ll> vll; typedef vector<int> vi; typedef vector<pll> vpll; typedef vector<pii> vpii; const ll inf = 1e18; const int N = 5005; const int mod = 1e9 + 7; vector<pii> edges; bool cur[40]; int cnt[40] = {0}; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n, m; cin >> n >> m; edges.resize(m); rep(i, m) { int a, b; cin >> a >> b; a--; b--; edges[i] = {a, b}; } for (unsigned mask = 0; mask < (1u << n); ++mask) { rep(i, n) cur[i] = (mask & (1u << i)); rep(i, m) { int a = edges[i].first; int b = edges[i].second; if (cur[a]) swap(cur[a], cur[b]); } int f = -1; rep(i, n) { if (cur[i]) { if (f == -1) f =0; else if (f == 1) { f = 2; break; } } else if (f == 0) f = 1; } if (f != 2) { int pcnt = __builtin_popcount(mask); cnt[pcnt]++; cnt[pcnt] &= 1; } } rep(i, n) cout << cnt[i+1] << ' '; cout << '\n'; } |