#include <bits/stdc++.h> using namespace std; #ifdef DEBUG auto &operator<<(auto &o, pair<auto, auto> p) { return o << "()" << p.first << ", " << p.second <<")"; } auto operator<<(auto &o, auto x)-> decltype(x.end(), o) { o << "{";int i = 0; for(auto e : x) o << ", "+!i++<<e; return o <<"}"; } #define debug(x...) cerr << "["#x"]: ",[](auto...$){((cerr<<$<<"; "),...)<<endl;}(x) #else #define debug(...) {} #endif #define all(x) x.begin(), x.end() #define pb push_back #define fi first #define se second typedef pair <int, int> pii; void test() { int n, m; cin>>n>>m; vector <pii> swaps(m); for (int i=0; i<m; ++i) { cin>>swaps[i].fi>>swaps[i].se; } int maxm = (1<<n); vector <int> sol(n+1); vector <int> res(n+1); for (int i=1; i<maxm; ++i) { int cnt=0, mn = 1e9, mx = 0; for (int j=0; j<n; ++j) { sol[j+1] = ((i & (1<<j) ? 1 : 0)); cnt += sol[j+1]; } debug(i, sol); for (auto &[x, y] : swaps) { if (sol[x] && !sol[y]) swap(sol[x], sol[y]); } debug(sol); for (int j=1; j<=n; ++j) { if (sol[j]) { mn = min(j, mn); mx = max(j, mx); } sol[j] = 0; } if(mx - mn + 1 == cnt) res[cnt] ^= 1; } for (int i=1; i<=n; ++i) { cout<<res[i]<<' '; } } signed main() { ios_base::sync_with_stdio(0); cin.tie(0); int t = 1; // cin>>t; while (t--) { test(); } }
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 | #include <bits/stdc++.h> using namespace std; #ifdef DEBUG auto &operator<<(auto &o, pair<auto, auto> p) { return o << "()" << p.first << ", " << p.second <<")"; } auto operator<<(auto &o, auto x)-> decltype(x.end(), o) { o << "{";int i = 0; for(auto e : x) o << ", "+!i++<<e; return o <<"}"; } #define debug(x...) cerr << "["#x"]: ",[](auto...$){((cerr<<$<<"; "),...)<<endl;}(x) #else #define debug(...) {} #endif #define all(x) x.begin(), x.end() #define pb push_back #define fi first #define se second typedef pair <int, int> pii; void test() { int n, m; cin>>n>>m; vector <pii> swaps(m); for (int i=0; i<m; ++i) { cin>>swaps[i].fi>>swaps[i].se; } int maxm = (1<<n); vector <int> sol(n+1); vector <int> res(n+1); for (int i=1; i<maxm; ++i) { int cnt=0, mn = 1e9, mx = 0; for (int j=0; j<n; ++j) { sol[j+1] = ((i & (1<<j) ? 1 : 0)); cnt += sol[j+1]; } debug(i, sol); for (auto &[x, y] : swaps) { if (sol[x] && !sol[y]) swap(sol[x], sol[y]); } debug(sol); for (int j=1; j<=n; ++j) { if (sol[j]) { mn = min(j, mn); mx = max(j, mx); } sol[j] = 0; } if(mx - mn + 1 == cnt) res[cnt] ^= 1; } for (int i=1; i<=n; ++i) { cout<<res[i]<<' '; } } signed main() { ios_base::sync_with_stdio(0); cin.tie(0); int t = 1; // cin>>t; while (t--) { test(); } } |