#include <bits/stdc++.h> using namespace std; #define endl '\n' #define L long long #define MP make_pair #define REP(i, n) for(int i = 0; i < n; ++i) #define REPR(i, n) for(int i = n - 1; i >= 0; --i) #define FOR(i, a, b) for(int i = a; i < b; ++i) #define FORR(i, a, b) for(int i = b - 1; i >= a; --i) #define EB emplace_back #define ST first #define ND second #define S size #define RS resize template<class T> using P = pair<T, T>; template<class T> using V = vector<T>; void run() { int n, m; cin >> n >> m; int a[m], b[m]; REP(i, m) { cin >> a[i] >> b[i]; } V<int> res(n + 1); bool ready[n + 1]; FOR(mask, 1, pow(2, n) + 1) { fill(ready, ready + n + 1, false); int k = 0; REP(i, n) { if ((1 << i) & mask) { ready[i + 1] = true; k++; } } REP(i, m) { if (ready[a[i]] && !ready[b[i]]) { swap(ready[a[i]], ready[b[i]]); } } int min_ready = n + 1; int max_ready = -1; FOR(i, 1, n + 1) { if (ready[i]) { min_ready = min(min_ready, i); max_ready = max(max_ready, i); } } if (max_ready - min_ready == k - 1) { res[k] ^= 1; } } FOR(k, 1, n + 1) { cout << res[k] << ' '; } cout << '\n'; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); run(); }
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> using namespace std; #define endl '\n' #define L long long #define MP make_pair #define REP(i, n) for(int i = 0; i < n; ++i) #define REPR(i, n) for(int i = n - 1; i >= 0; --i) #define FOR(i, a, b) for(int i = a; i < b; ++i) #define FORR(i, a, b) for(int i = b - 1; i >= a; --i) #define EB emplace_back #define ST first #define ND second #define S size #define RS resize template<class T> using P = pair<T, T>; template<class T> using V = vector<T>; void run() { int n, m; cin >> n >> m; int a[m], b[m]; REP(i, m) { cin >> a[i] >> b[i]; } V<int> res(n + 1); bool ready[n + 1]; FOR(mask, 1, pow(2, n) + 1) { fill(ready, ready + n + 1, false); int k = 0; REP(i, n) { if ((1 << i) & mask) { ready[i + 1] = true; k++; } } REP(i, m) { if (ready[a[i]] && !ready[b[i]]) { swap(ready[a[i]], ready[b[i]]); } } int min_ready = n + 1; int max_ready = -1; FOR(i, 1, n + 1) { if (ready[i]) { min_ready = min(min_ready, i); max_ready = max(max_ready, i); } } if (max_ready - min_ready == k - 1) { res[k] ^= 1; } } FOR(k, 1, n + 1) { cout << res[k] << ' '; } cout << '\n'; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); run(); } |