// #pragma GCC optimize("O3") #pragma GCC optimize("Ofast") #pragma GCC optimize("unroll-loops") // #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native") #include <bits/stdc++.h> using namespace std; #define PB emplace_back #define int long long #define ll long long #define vi vector<int> #define siz(a) ((int) ((a).size())) #define rep(i, a, b) for (int i = (a); i <= (b); ++i) #define per(i, a, b) for (int i = (a); i >= (b); --i) void print(vi n) { rep(i, 0, siz(n) - 1) cerr << n[i] << " \n"[i == siz(n) - 1]; } int a, b, s[1 << 20], t[1 << 20], top = 1; bool ans[36]; bool f(int n, int m) {return (n >> m) & 1;} void calc(int &n, int &m, int i, int j) { if(f(n, i) && f(n, j)) { if(f(m, i) > f(m, j)) m ^= 1ll << i, m ^= 1ll << j; } else if(!f(n, i) && f(n, j)) { if(!f(m, j)) n ^= 1ll << i, n ^= 1ll << j; } else if(f(n, i) && !f(n, j)) { if(f(m, i)) n ^= 1ll << i, n ^= 1ll << j, m ^= 1ll << i, m ^= 1ll << j; } else { n ^= 1ll << i, n ^= 1ll << j; s[++top] = n, t[top] = m ^ (1ll << i) ^ (1ll << j); } } signed main() { // freopen(".in", "r", stdin); // freopen(".out", "w", stdout); ios::sync_with_stdio(0); cin.tie(0), cout.tie(0); cin >> a >> b; if(!b) { rep(i, 1, a) cout << f(a - i + 1, 0) << ' '; return 0; } int x, y; rep(i, 1, b) { cin >> x >> y; --x, --y; if(x == y) continue; const int lim = top; rep(j, 1, lim) calc(s[j], t[j], x, y); } rep(i, 1, top) { rep(j, 0, a - 1) rep(k, j, a - 1) { if(f(s[i], k) && !f(t[i], k)) break; if((((t[i] >> j) & ((1ll << (k - j + 1)) - 1)) << j) == t[i]) { ans[k - j + 1] ^= 1; } } } rep(j, 1, a) cout << ans[j] << ' '; return cerr << endl << 1.0 * clock() / CLOCKS_PER_SEC << endl, 0; }
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 | // #pragma GCC optimize("O3") #pragma GCC optimize("Ofast") #pragma GCC optimize("unroll-loops") // #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native") #include <bits/stdc++.h> using namespace std; #define PB emplace_back #define int long long #define ll long long #define vi vector<int> #define siz(a) ((int) ((a).size())) #define rep(i, a, b) for (int i = (a); i <= (b); ++i) #define per(i, a, b) for (int i = (a); i >= (b); --i) void print(vi n) { rep(i, 0, siz(n) - 1) cerr << n[i] << " \n"[i == siz(n) - 1]; } int a, b, s[1 << 20], t[1 << 20], top = 1; bool ans[36]; bool f(int n, int m) {return (n >> m) & 1;} void calc(int &n, int &m, int i, int j) { if(f(n, i) && f(n, j)) { if(f(m, i) > f(m, j)) m ^= 1ll << i, m ^= 1ll << j; } else if(!f(n, i) && f(n, j)) { if(!f(m, j)) n ^= 1ll << i, n ^= 1ll << j; } else if(f(n, i) && !f(n, j)) { if(f(m, i)) n ^= 1ll << i, n ^= 1ll << j, m ^= 1ll << i, m ^= 1ll << j; } else { n ^= 1ll << i, n ^= 1ll << j; s[++top] = n, t[top] = m ^ (1ll << i) ^ (1ll << j); } } signed main() { // freopen(".in", "r", stdin); // freopen(".out", "w", stdout); ios::sync_with_stdio(0); cin.tie(0), cout.tie(0); cin >> a >> b; if(!b) { rep(i, 1, a) cout << f(a - i + 1, 0) << ' '; return 0; } int x, y; rep(i, 1, b) { cin >> x >> y; --x, --y; if(x == y) continue; const int lim = top; rep(j, 1, lim) calc(s[j], t[j], x, y); } rep(i, 1, top) { rep(j, 0, a - 1) rep(k, j, a - 1) { if(f(s[i], k) && !f(t[i], k)) break; if((((t[i] >> j) & ((1ll << (k - j + 1)) - 1)) << j) == t[i]) { ans[k - j + 1] ^= 1; } } } rep(j, 1, a) cout << ans[j] << ' '; return cerr << endl << 1.0 * clock() / CLOCKS_PER_SEC << endl, 0; } |