#include <bits/stdc++.h> #define ll long long using namespace std; struct comp { bool operator() (const pair<bitset<35>, int> &b1, const pair<bitset<35>, int> &b2) const { for(int i=0; i<35; i++){ if(b1.first[i] < b2.first[i]) return true; else if(b1.first[i] > b2.first[i]) return false; } if(b1.second < b2.second) return true; return false; } }; vector<pair<int, int>> moves; map<pair<bitset<35>, int>, bool, comp> check; // (1, 0) = (0, 1) !!!!!!!!! bool ans; void dp(bitset<35> bs, int m){ //for(int i=0; i<35; i++) cout<<bs[i]<<" "; cout<<" "; cout<<m<<endl; if(check[{bs, m}]) return; if(m == 0){ check[{bs, m}] = 1; ans = !ans; return; } check[{bs, m}] = 1; m--; if(bs[moves[m].first] == 0 && bs[moves[m].second] == 1){ bitset<35> bs2 = bs; bs2[moves[m].first] = 1; bs2[moves[m].second] = 0; dp(bs, m); dp(bs2, m); } else if(bs[moves[m].first] == 1 && bs[moves[m].second] == 0){return;} else dp(bs, m); } int main(){ ios_base::sync_with_stdio(0); cout.tie(0); cin.tie(0); int n, m; cin>>n>>m; for(int i=0; i<m; i++){ int u, v; cin>>u>>v; u--; v--; moves.push_back({u, v}); } //--------------------- for(int i=1; i<=n; i++){ ans = 0; for(int j=0; j<=n-i; j++){ bitset<35> bs; for(int k=j; k<j+i; k++) bs[k] = 1; dp(bs, m); } //cout<<endl; cout<<ans<<" "; //cout<<endl<<endl; } return 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 | #include <bits/stdc++.h> #define ll long long using namespace std; struct comp { bool operator() (const pair<bitset<35>, int> &b1, const pair<bitset<35>, int> &b2) const { for(int i=0; i<35; i++){ if(b1.first[i] < b2.first[i]) return true; else if(b1.first[i] > b2.first[i]) return false; } if(b1.second < b2.second) return true; return false; } }; vector<pair<int, int>> moves; map<pair<bitset<35>, int>, bool, comp> check; // (1, 0) = (0, 1) !!!!!!!!! bool ans; void dp(bitset<35> bs, int m){ //for(int i=0; i<35; i++) cout<<bs[i]<<" "; cout<<" "; cout<<m<<endl; if(check[{bs, m}]) return; if(m == 0){ check[{bs, m}] = 1; ans = !ans; return; } check[{bs, m}] = 1; m--; if(bs[moves[m].first] == 0 && bs[moves[m].second] == 1){ bitset<35> bs2 = bs; bs2[moves[m].first] = 1; bs2[moves[m].second] = 0; dp(bs, m); dp(bs2, m); } else if(bs[moves[m].first] == 1 && bs[moves[m].second] == 0){return;} else dp(bs, m); } int main(){ ios_base::sync_with_stdio(0); cout.tie(0); cin.tie(0); int n, m; cin>>n>>m; for(int i=0; i<m; i++){ int u, v; cin>>u>>v; u--; v--; moves.push_back({u, v}); } //--------------------- for(int i=1; i<=n; i++){ ans = 0; for(int j=0; j<=n-i; j++){ bitset<35> bs; for(int k=j; k<j+i; k++) bs[k] = 1; dp(bs, m); } //cout<<endl; cout<<ans<<" "; //cout<<endl<<endl; } return 0; } |