#include <iostream> #include <set> #include <queue> using namespace std; queue<pair<pair<int,int>,pair<int,int>>> s; set<pair<pair<int,int>, int>> vis; int A, B, C, a, b, c; int t[100005], R[3]; int main(){ cin >> A >> B >> C; for (int i = 0; i <= C; i++){ t[i] = 1000005; } R[0] = A; R[1] = B; R[2] = C; cin >> a >> b >> c; s.push(make_pair(make_pair(a, b), make_pair(c, 0))); vis.insert(make_pair(make_pair(a, b), c)); while (!s.empty()){ pair<pair<int,int>,pair<int,int>> f = s.front(); s.pop(); int r[3] = {f.first.first, f.first.second, f.second.first}; for (int i = 0; i < 3; i++){ t[r[i]] = min(t[r[i]], f.second.second); } for (int i = 0; i < 3; i++){ for (int j = 0; j < 3; j++){ if (i != j){ int fij = min(r[i], R[j] - r[j]); r[i] -= fij; r[j] += fij; if (vis.find(make_pair(make_pair(r[0], r[1]), r[2])) == vis.end()){ vis.insert(make_pair(make_pair(r[0], r[1]), r[2])); s.push(make_pair(make_pair(r[0], r[1]), make_pair(r[2], f.second.second + 1))); } r[i] += fij; r[j] -= fij; } } } } for (int i = 0; i < C + 1; i++){ if (t[i] > 1000000){ cout << "-1 "; } else { cout << t[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 47 48 49 50 51 52 53 | #include <iostream> #include <set> #include <queue> using namespace std; queue<pair<pair<int,int>,pair<int,int>>> s; set<pair<pair<int,int>, int>> vis; int A, B, C, a, b, c; int t[100005], R[3]; int main(){ cin >> A >> B >> C; for (int i = 0; i <= C; i++){ t[i] = 1000005; } R[0] = A; R[1] = B; R[2] = C; cin >> a >> b >> c; s.push(make_pair(make_pair(a, b), make_pair(c, 0))); vis.insert(make_pair(make_pair(a, b), c)); while (!s.empty()){ pair<pair<int,int>,pair<int,int>> f = s.front(); s.pop(); int r[3] = {f.first.first, f.first.second, f.second.first}; for (int i = 0; i < 3; i++){ t[r[i]] = min(t[r[i]], f.second.second); } for (int i = 0; i < 3; i++){ for (int j = 0; j < 3; j++){ if (i != j){ int fij = min(r[i], R[j] - r[j]); r[i] -= fij; r[j] += fij; if (vis.find(make_pair(make_pair(r[0], r[1]), r[2])) == vis.end()){ vis.insert(make_pair(make_pair(r[0], r[1]), r[2])); s.push(make_pair(make_pair(r[0], r[1]), make_pair(r[2], f.second.second + 1))); } r[i] += fij; r[j] -= fij; } } } } for (int i = 0; i < C + 1; i++){ if (t[i] > 1000000){ cout << "-1 "; } else { cout << t[i] << " "; } } } |