//Mateusz Piórkowski #include <iostream> #include <set> #include <queue> #include <limits> struct queue_el{ //int a_lev,b_lev,c_lev; int level[3]; int moves; }; struct bottle_state{ int level[3]; }; inline bool operator<(const bottle_state& a, const bottle_state& b){ for(int i=0; i<3; i++) if(a.level[i]!=b.level[i]) return a.level[i]<b.level[i]; return 0; } std::set<bottle_state> checked; std::queue<queue_el> to_check; int main(){ std::ios_base::sync_with_stdio(false); std::cin.tie(NULL); int a_cap,b_cap,c_cap; int a_lev,b_lev,c_lev; std::cin >> a_cap>>b_cap>>c_cap; std::cin >> a_lev>>b_lev>>c_lev; int bottle_cap[3] = {a_cap,b_cap,c_cap}; int *moves_to_get = new int[c_cap+1]; for(int i=0; i<c_cap+1; i++) moves_to_get[i]=std::numeric_limits<int>::max(); to_check.push({{a_lev,b_lev,c_lev},0}); //checked.insert({current_state.level[0],current_state.level[1],current_state.level[2]}); checked.insert({a_lev,b_lev,c_lev}); while(!to_check.empty()){ queue_el current_state = to_check.front(); to_check.pop(); //checked.insert({current_state.level[0],current_state.level[1],current_state.level[2]}); //std::cout << "Checking " << current_state.level[0]<<","<<current_state.level[1]<<","<<current_state.level[2]<<"\n"; //Set moves_to_get for(int i=0;i<3;i++){ moves_to_get[current_state.level[i]] = std::min(moves_to_get[current_state.level[i]],current_state.moves); } //Check next cases for(int i=0;i<3;i++){ for(int j=0;j<3;j++){ if(i!=j){ int new_level[3]; for(int k=0; k<3; k++) new_level[k]=current_state.level[k]; int change_by = std::min(new_level[i], bottle_cap[j]-new_level[j]); new_level[i]-=change_by; new_level[j]+=change_by; queue_el to_add_queue; bottle_state to_add_set; for(int k=0; k<3; k++) to_add_queue.level[k] = new_level[k]; for(int k=0; k<3; k++) to_add_set.level[k] = new_level[k]; to_add_queue.moves=current_state.moves+1; if(checked.count(to_add_set)==0){ to_check.push(to_add_queue); checked.insert(to_add_set); } //state to_add; //to_add.moves=current_state.moves+1; } } } } for(int i=0; i<c_cap+1; i++){ if(moves_to_get[i]==std::numeric_limits<int>::max()) std::cout << "-1 "; else std::cout << moves_to_get[i] << " "; } std::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 | //Mateusz Piórkowski #include <iostream> #include <set> #include <queue> #include <limits> struct queue_el{ //int a_lev,b_lev,c_lev; int level[3]; int moves; }; struct bottle_state{ int level[3]; }; inline bool operator<(const bottle_state& a, const bottle_state& b){ for(int i=0; i<3; i++) if(a.level[i]!=b.level[i]) return a.level[i]<b.level[i]; return 0; } std::set<bottle_state> checked; std::queue<queue_el> to_check; int main(){ std::ios_base::sync_with_stdio(false); std::cin.tie(NULL); int a_cap,b_cap,c_cap; int a_lev,b_lev,c_lev; std::cin >> a_cap>>b_cap>>c_cap; std::cin >> a_lev>>b_lev>>c_lev; int bottle_cap[3] = {a_cap,b_cap,c_cap}; int *moves_to_get = new int[c_cap+1]; for(int i=0; i<c_cap+1; i++) moves_to_get[i]=std::numeric_limits<int>::max(); to_check.push({{a_lev,b_lev,c_lev},0}); //checked.insert({current_state.level[0],current_state.level[1],current_state.level[2]}); checked.insert({a_lev,b_lev,c_lev}); while(!to_check.empty()){ queue_el current_state = to_check.front(); to_check.pop(); //checked.insert({current_state.level[0],current_state.level[1],current_state.level[2]}); //std::cout << "Checking " << current_state.level[0]<<","<<current_state.level[1]<<","<<current_state.level[2]<<"\n"; //Set moves_to_get for(int i=0;i<3;i++){ moves_to_get[current_state.level[i]] = std::min(moves_to_get[current_state.level[i]],current_state.moves); } //Check next cases for(int i=0;i<3;i++){ for(int j=0;j<3;j++){ if(i!=j){ int new_level[3]; for(int k=0; k<3; k++) new_level[k]=current_state.level[k]; int change_by = std::min(new_level[i], bottle_cap[j]-new_level[j]); new_level[i]-=change_by; new_level[j]+=change_by; queue_el to_add_queue; bottle_state to_add_set; for(int k=0; k<3; k++) to_add_queue.level[k] = new_level[k]; for(int k=0; k<3; k++) to_add_set.level[k] = new_level[k]; to_add_queue.moves=current_state.moves+1; if(checked.count(to_add_set)==0){ to_check.push(to_add_queue); checked.insert(to_add_set); } //state to_add; //to_add.moves=current_state.moves+1; } } } } for(int i=0; i<c_cap+1; i++){ if(moves_to_get[i]==std::numeric_limits<int>::max()) std::cout << "-1 "; else std::cout << moves_to_get[i] << " "; } std::cout << "\n"; } |