#include <iostream> #include <algorithm> #include <unordered_map> #include <set> #include <vector> #define LL long long #define M 1000000007 #define MAXN 300002 using namespace std; int n, m, t; vector<int> v, w; vector<LL> totres(2 * MAXN); // endresult int getRes(vector <int> &a, vector<int> &b) { // |a'| > |b'| vector<int> inc = {-1}, lens = {0}; vector<int> prefb = {0}; int maxlen = 0; for (int i = 1; i < a.size(); i++) inc.push_back(a[i] - a[i - 1] > 0 ? 1 : 0); for (int i = 1; i < inc.size(); i++) { if (inc[i] == inc[i - 1]) { lens.push_back(lens.back() + 1); } else { lens.push_back(1); } if (lens.back() > maxlen) maxlen = lens.back(); } for (auto el : lens) cerr << el << " "; cerr << " lens\n"; for (int i = 0; i < b.size(); i++) { prefb.push_back(prefb.back() + b.size() - i); cerr << prefb.back() << " "; } cerr << " prefb\n"; int addrow = prefb[0]; int totrow = prefb[0]; int maxcur = 0; for (int i = 1; i < lens.size(); i++) { if (i > 0 && lens[i] > 1) { if (lens[i] > maxcur) maxcur = lens[i]; } if (i < prefb.size()) { addrow += prefb[i]; } else { addrow += prefb.back(); } totrow += addrow; cerr << i << ": " << lens[i] << "," << ", row: " << addrow << " " << totrow << "\n"; int sumrow = 0; vector<int> res(maxlen + 1); int maxs = min((int)prefb.size() - 1, i); for (int x = maxcur; x > 1; x--) { cerr << " [" << x; int s = 0; int prevs = 0, cur = 1, curs = 0, nful = 0; for (int j = i; j > 0; j--) { if (j != i && inc[j] == inc[j + 1]) { cur++; curs = (cur - 1) / x; if (cur % x == 0) nful++; } else { prevs += curs; curs = 0; cur = 1; } s = prevs + curs; if (nful > 0) s += nful - 1; cerr << " <" << j << "," << prevs << "," << curs << "," << cur << "," << nful; if (s > maxs) { cerr << " MAXS " << s << ", " << maxs << "\n"; break; } int add = prefb[s]; res[x] += add; cerr << "(" << add << ")"; sumrow += add; } cerr << "\n"; } res[1] += addrow - sumrow; for (int i = 0; i < res.size(); i++) totres[i] += res[i]; } cerr << "\n"; return 0; } void getSame(vector <int> &a, vector<int> &b) { // |a'| == |b'| for (int i = 0; i < a.size() && i < b.size(); i++) { totres[1] += (a.size() - i) * (b.size() - i); } } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cin >> n >> m; for (int i = 0; i < n; i++) { cin >> t; v.push_back(t); } for (int i = 0; i < m; i++) { cin >> t; w.push_back(t); } getRes(v, w); getRes(w, v); getSame(v, w); for (int i = 0; i < v.size() + w.size(); i++) cout << totres[i] << " "; cout << "\n"; 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 | #include <iostream> #include <algorithm> #include <unordered_map> #include <set> #include <vector> #define LL long long #define M 1000000007 #define MAXN 300002 using namespace std; int n, m, t; vector<int> v, w; vector<LL> totres(2 * MAXN); // endresult int getRes(vector <int> &a, vector<int> &b) { // |a'| > |b'| vector<int> inc = {-1}, lens = {0}; vector<int> prefb = {0}; int maxlen = 0; for (int i = 1; i < a.size(); i++) inc.push_back(a[i] - a[i - 1] > 0 ? 1 : 0); for (int i = 1; i < inc.size(); i++) { if (inc[i] == inc[i - 1]) { lens.push_back(lens.back() + 1); } else { lens.push_back(1); } if (lens.back() > maxlen) maxlen = lens.back(); } for (auto el : lens) cerr << el << " "; cerr << " lens\n"; for (int i = 0; i < b.size(); i++) { prefb.push_back(prefb.back() + b.size() - i); cerr << prefb.back() << " "; } cerr << " prefb\n"; int addrow = prefb[0]; int totrow = prefb[0]; int maxcur = 0; for (int i = 1; i < lens.size(); i++) { if (i > 0 && lens[i] > 1) { if (lens[i] > maxcur) maxcur = lens[i]; } if (i < prefb.size()) { addrow += prefb[i]; } else { addrow += prefb.back(); } totrow += addrow; cerr << i << ": " << lens[i] << "," << ", row: " << addrow << " " << totrow << "\n"; int sumrow = 0; vector<int> res(maxlen + 1); int maxs = min((int)prefb.size() - 1, i); for (int x = maxcur; x > 1; x--) { cerr << " [" << x; int s = 0; int prevs = 0, cur = 1, curs = 0, nful = 0; for (int j = i; j > 0; j--) { if (j != i && inc[j] == inc[j + 1]) { cur++; curs = (cur - 1) / x; if (cur % x == 0) nful++; } else { prevs += curs; curs = 0; cur = 1; } s = prevs + curs; if (nful > 0) s += nful - 1; cerr << " <" << j << "," << prevs << "," << curs << "," << cur << "," << nful; if (s > maxs) { cerr << " MAXS " << s << ", " << maxs << "\n"; break; } int add = prefb[s]; res[x] += add; cerr << "(" << add << ")"; sumrow += add; } cerr << "\n"; } res[1] += addrow - sumrow; for (int i = 0; i < res.size(); i++) totres[i] += res[i]; } cerr << "\n"; return 0; } void getSame(vector <int> &a, vector<int> &b) { // |a'| == |b'| for (int i = 0; i < a.size() && i < b.size(); i++) { totres[1] += (a.size() - i) * (b.size() - i); } } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cin >> n >> m; for (int i = 0; i < n; i++) { cin >> t; v.push_back(t); } for (int i = 0; i < m; i++) { cin >> t; w.push_back(t); } getRes(v, w); getRes(w, v); getSame(v, w); for (int i = 0; i < v.size() + w.size(); i++) cout << totres[i] << " "; cout << "\n"; return 0; } |