#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<<"{"; for(auto v : x) o<<v<<", "; return o<<"}";} #define debug(X) cout<<"["#X"]"<<X<<endl; #else #define debug(X) {} #endif #define int long long int32_t main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n, m; cin>>n>>m; vector<pair<int, int> > orders(m); for(auto& v : orders) cin>>v.first>>v.second; int mask = 0; vector<int> res(n+1); auto get = [&](int pos) { return (bool)(mask & (1<<pos)); }; while(mask != (1<<n)) { int cp = mask; for(auto v : orders) if(get(v.first-1) == 1 && get(v.second-1) == 0) { mask -= (1<<(v.first-1)); mask += (1<<(v.second-1)); } //for(int i=0;i<n;i++) cout<<get(i); //cout<<endl; int cnt = 0; for(int i=0;i<n;i++) if(get(i) == 1) { cnt++; if(cnt == __builtin_popcount(mask)) res[__builtin_popcount(mask)]++; } else cnt = 0; mask = cp; mask++; } reverse(res.begin(), res.end()); res.pop_back(); reverse(res.begin(), res.end()); for(auto v : res) cout<<v%2<<" "; }
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 | #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<<"{"; for(auto v : x) o<<v<<", "; return o<<"}";} #define debug(X) cout<<"["#X"]"<<X<<endl; #else #define debug(X) {} #endif #define int long long int32_t main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n, m; cin>>n>>m; vector<pair<int, int> > orders(m); for(auto& v : orders) cin>>v.first>>v.second; int mask = 0; vector<int> res(n+1); auto get = [&](int pos) { return (bool)(mask & (1<<pos)); }; while(mask != (1<<n)) { int cp = mask; for(auto v : orders) if(get(v.first-1) == 1 && get(v.second-1) == 0) { mask -= (1<<(v.first-1)); mask += (1<<(v.second-1)); } //for(int i=0;i<n;i++) cout<<get(i); //cout<<endl; int cnt = 0; for(int i=0;i<n;i++) if(get(i) == 1) { cnt++; if(cnt == __builtin_popcount(mask)) res[__builtin_popcount(mask)]++; } else cnt = 0; mask = cp; mask++; } reverse(res.begin(), res.end()); res.pop_back(); reverse(res.begin(), res.end()); for(auto v : res) cout<<v%2<<" "; } |