#include <bits/stdc++.h> using namespace std; #define ff first #define ss second int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int n, m; cin >> n >> m; vector <pair <int, int> > v(m); for (int i = 0; i < m; i++) { int a, b; cin >> a >> b; a--; b--; v[i] = {a, b}; } vector <int> res(n); for (int i = 0; i < (1 << n); i++) { vector <bool> temp(n); int cnt = -1; for (int j = 0; j < n; j++) { if ((i >> j) & 1) { temp[j] = 1; cnt++; } } for (int j = 0; j < m; j++) { if (temp[v[j].ff]) swap(temp[v[j].ff], temp[v[j].ss]); } int c = 0; for (int j = 0; j < n; j++) { if (temp[j]) { if (j == 0 || !temp[j-1]) c++; } } if (c == 1) { res[cnt]++; res[cnt] %= 2; } } for (auto i : res) cout << i << " "; }
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 | #include <bits/stdc++.h> using namespace std; #define ff first #define ss second int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int n, m; cin >> n >> m; vector <pair <int, int> > v(m); for (int i = 0; i < m; i++) { int a, b; cin >> a >> b; a--; b--; v[i] = {a, b}; } vector <int> res(n); for (int i = 0; i < (1 << n); i++) { vector <bool> temp(n); int cnt = -1; for (int j = 0; j < n; j++) { if ((i >> j) & 1) { temp[j] = 1; cnt++; } } for (int j = 0; j < m; j++) { if (temp[v[j].ff]) swap(temp[v[j].ff], temp[v[j].ss]); } int c = 0; for (int j = 0; j < n; j++) { if (temp[j]) { if (j == 0 || !temp[j-1]) c++; } } if (c == 1) { res[cnt]++; res[cnt] %= 2; } } for (auto i : res) cout << i << " "; } |