#include <stdio.h> #include <vector> #include <map> #include <unordered_set> #include <queue> #include <set> #include <unordered_map> #include <math.h> #include <limits.h> #include <algorithm> #include <functional> #include <iterator> #include <algorithm> #include <string> #include <iostream> using namespace std; #define pb push_back #define mp make_pair typedef long long ll; typedef unsigned long long ull; using namespace std; struct S { int a, b, c; int it; bool operator<(const S& rhs) { return std::tie(a, b, c) < std::tie(rhs.a, rhs.b, rhs.c); } }; struct scomp { bool operator() (const S& lhs, const S& rhs) const { return std::tie(lhs.a, lhs.b, lhs.c) < std::tie(rhs.a, rhs.b, rhs.c); } }; int answer[100001]; int main() { ios_base::sync_with_stdio(0); cin.tie(NULL); int A, B, C, ai, bi, ci; cin >> A >> B >> C; cin >> ai >> bi >> ci; for (int i=0; i<=C; ++i) answer[i] = -1; set<S, scomp> visited; queue<S> q; q.push({ai, bi, ci, 0}); while (!q.empty()) { S e = q.front(); q.pop(); int a=e.a, b=e.b, c=e.c, it=e.it; //cout << "CHECKING " << a << ":" << b << ":" << c << " : " << it << endl; answer[a] = answer[a] == -1 ? it : min(it, answer[a]); answer[b] = answer[b] == -1 ? it : min(it, answer[b]); answer[c] = answer[c] == -1 ? it : min(it, answer[c]); visited.insert(e); vector<S> props; if (a < A) { int take_max = A - a; // do A z B if (b > 0) { int flow = min(take_max, b); props.pb({a+flow, b-flow, c, it+1}); } // do A z C if (c > 0) { int flow = min(take_max, c); props.pb({a+flow, b, c-flow, it+1}); } } if (b < B) { int take_max = B - b; // do B z A if (a > 0) { int flow = min(take_max, a); props.pb({a-flow, b+flow, c, it+1}); } // do B z C if (c > 0) { int flow = min(take_max, c); props.pb({a, b+flow, c-flow, it+1}); } } if (c < C) { int take_max = C - c; // do C z A if (a > 0) { int flow = min(take_max, a); props.pb({a-flow, b, c+flow, it+1}); } // do C z B if (b > 0) { int flow = min(take_max, b); props.pb({a, b-flow, c+flow, it+1}); } } for (S p: props) { //cout << "check " << p.a << ":" << p.b << ":" << p.c << " : " << p.it << endl; if (visited.find(p) == visited.end()) { q.push(p); visited.insert(p); } } } for (int i=0; i<=C; ++i) { cout << answer[i] << " "; } cout << 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 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 | #include <stdio.h> #include <vector> #include <map> #include <unordered_set> #include <queue> #include <set> #include <unordered_map> #include <math.h> #include <limits.h> #include <algorithm> #include <functional> #include <iterator> #include <algorithm> #include <string> #include <iostream> using namespace std; #define pb push_back #define mp make_pair typedef long long ll; typedef unsigned long long ull; using namespace std; struct S { int a, b, c; int it; bool operator<(const S& rhs) { return std::tie(a, b, c) < std::tie(rhs.a, rhs.b, rhs.c); } }; struct scomp { bool operator() (const S& lhs, const S& rhs) const { return std::tie(lhs.a, lhs.b, lhs.c) < std::tie(rhs.a, rhs.b, rhs.c); } }; int answer[100001]; int main() { ios_base::sync_with_stdio(0); cin.tie(NULL); int A, B, C, ai, bi, ci; cin >> A >> B >> C; cin >> ai >> bi >> ci; for (int i=0; i<=C; ++i) answer[i] = -1; set<S, scomp> visited; queue<S> q; q.push({ai, bi, ci, 0}); while (!q.empty()) { S e = q.front(); q.pop(); int a=e.a, b=e.b, c=e.c, it=e.it; //cout << "CHECKING " << a << ":" << b << ":" << c << " : " << it << endl; answer[a] = answer[a] == -1 ? it : min(it, answer[a]); answer[b] = answer[b] == -1 ? it : min(it, answer[b]); answer[c] = answer[c] == -1 ? it : min(it, answer[c]); visited.insert(e); vector<S> props; if (a < A) { int take_max = A - a; // do A z B if (b > 0) { int flow = min(take_max, b); props.pb({a+flow, b-flow, c, it+1}); } // do A z C if (c > 0) { int flow = min(take_max, c); props.pb({a+flow, b, c-flow, it+1}); } } if (b < B) { int take_max = B - b; // do B z A if (a > 0) { int flow = min(take_max, a); props.pb({a-flow, b+flow, c, it+1}); } // do B z C if (c > 0) { int flow = min(take_max, c); props.pb({a, b+flow, c-flow, it+1}); } } if (c < C) { int take_max = C - c; // do C z A if (a > 0) { int flow = min(take_max, a); props.pb({a-flow, b, c+flow, it+1}); } // do C z B if (b > 0) { int flow = min(take_max, b); props.pb({a, b-flow, c+flow, it+1}); } } for (S p: props) { //cout << "check " << p.a << ":" << p.b << ":" << p.c << " : " << p.it << endl; if (visited.find(p) == visited.end()) { q.push(p); visited.insert(p); } } } for (int i=0; i<=C; ++i) { cout << answer[i] << " "; } cout << endl; return 0; } |