#include<bits/stdc++.h> using namespace std; #define st first #define nd second const int INF = 1e9; int32_t main(){ ios::sync_with_stdio(false); vector<int> poj(3), tab(3); for(int i=0;i<3;i++) cin >> poj[i]; int C = poj.back(); for(int i=0;i<3;i++) cin >> tab[i]; auto pour = [&](vector<int> a, int i, int j) { assert(i != j); vector<int> res = a; int d = min(a[i], poj[j]-a[j]); res[i] -= d; res[j] += d; return res; }; map<vector<int>, int> M; queue<vector<int> > q; M[tab] = 0; q.push(tab); while(!q.empty()) { auto v = q.front(); q.pop(); for(int i=0;i<3;i++) for(int j=0;j<3;j++) if(i != j) { auto u = pour(v,i,j); if(M.count(u)) continue; M[u] = M[v]+1; q.push(u); } } vector<int> ans(C+1,INF); for(auto x:M) for(auto y:x.st) ans[y] = min(ans[y], x.nd); for(auto a:ans) cout<<(a == INF ? -1 : a)<<" "; 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 | #include<bits/stdc++.h> using namespace std; #define st first #define nd second const int INF = 1e9; int32_t main(){ ios::sync_with_stdio(false); vector<int> poj(3), tab(3); for(int i=0;i<3;i++) cin >> poj[i]; int C = poj.back(); for(int i=0;i<3;i++) cin >> tab[i]; auto pour = [&](vector<int> a, int i, int j) { assert(i != j); vector<int> res = a; int d = min(a[i], poj[j]-a[j]); res[i] -= d; res[j] += d; return res; }; map<vector<int>, int> M; queue<vector<int> > q; M[tab] = 0; q.push(tab); while(!q.empty()) { auto v = q.front(); q.pop(); for(int i=0;i<3;i++) for(int j=0;j<3;j++) if(i != j) { auto u = pour(v,i,j); if(M.count(u)) continue; M[u] = M[v]+1; q.push(u); } } vector<int> ans(C+1,INF); for(auto x:M) for(auto y:x.st) ans[y] = min(ans[y], x.nd); for(auto a:ans) cout<<(a == INF ? -1 : a)<<" "; cout<<"\n"; } |