#include <bits/stdc++.h>
using namespace std;
const int N = 23;
const int M = 1000 + 7;
int n, m;
bitset<1 << N> all;
bitset<1 << N> only[N];
pair<int, int> rozkazy[M];
inline int jazda(const unsigned long long &mask, int i) {
if (i == 0) {
return 1;
}
auto&& [a, b] = rozkazy[i];
if ((mask & (1LL << a)) && !(mask & (1LL << b)))
return 0;
if ((mask & (1LL << b)) && !(mask & (1LL << a))) {
return jazda(mask, i - 1) ^
jazda((mask | (1LL << a)) & (~(1LL << b)), i - 1);
}
return jazda(mask, i - 1);
}
int main() {
ios::sync_with_stdio(false), cin.tie(nullptr);
cin >> n >> m;
if (n > 23) {
for (int i = 1; i <= m; i++) {
auto &[a, b] = rozkazy[i];
cin >> a >> b;
a--, b--;
}
for (int k = 1; k <= n; k++) {
int ans = 0;
for (int i = 0; i + k - 1 < n; i++) {
ans ^= jazda(((1LL << k) - 1) << i, m);
}
cout << ans << ' ';
}
cout << '\n';
return 0;
}
for (int i = 1; i < (1 << n); i++) {
int u = i;
do {
only[__builtin_ctz(u)].set(i);
u &= u - 1;
} while (u);
all.set(i);
}
for (int i = 0; i < m; i++) {
int a, b;
cin >> a >> b;
a--, b--;
auto now = (all & (only[a] & (~only[b])));
if (now.any()) {
all ^= now ^ ((now >> (1 << a)) << (1 << b));
}
}
for (int k = 1; k <= n; k++) {
int ans = 0;
for (int i = 0; i + k - 1 < n; i++) {
ans ^= all.test(((1 << k) - 1) << i);
}
cout << ans << ' ';
}
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 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 | #include <bits/stdc++.h> using namespace std; const int N = 23; const int M = 1000 + 7; int n, m; bitset<1 << N> all; bitset<1 << N> only[N]; pair<int, int> rozkazy[M]; inline int jazda(const unsigned long long &mask, int i) { if (i == 0) { return 1; } auto&& [a, b] = rozkazy[i]; if ((mask & (1LL << a)) && !(mask & (1LL << b))) return 0; if ((mask & (1LL << b)) && !(mask & (1LL << a))) { return jazda(mask, i - 1) ^ jazda((mask | (1LL << a)) & (~(1LL << b)), i - 1); } return jazda(mask, i - 1); } int main() { ios::sync_with_stdio(false), cin.tie(nullptr); cin >> n >> m; if (n > 23) { for (int i = 1; i <= m; i++) { auto &[a, b] = rozkazy[i]; cin >> a >> b; a--, b--; } for (int k = 1; k <= n; k++) { int ans = 0; for (int i = 0; i + k - 1 < n; i++) { ans ^= jazda(((1LL << k) - 1) << i, m); } cout << ans << ' '; } cout << '\n'; return 0; } for (int i = 1; i < (1 << n); i++) { int u = i; do { only[__builtin_ctz(u)].set(i); u &= u - 1; } while (u); all.set(i); } for (int i = 0; i < m; i++) { int a, b; cin >> a >> b; a--, b--; auto now = (all & (only[a] & (~only[b]))); if (now.any()) { all ^= now ^ ((now >> (1 << a)) << (1 << b)); } } for (int k = 1; k <= n; k++) { int ans = 0; for (int i = 0; i + k - 1 < n; i++) { ans ^= all.test(((1 << k) - 1) << i); } cout << ans << ' '; } cout << '\n'; } |
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