結果
問題 | No.1031 いたずら好きなお姉ちゃん |
ユーザー | b2563125 |
提出日時 | 2020-04-17 23:04:09 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 17 ms / 3,500 ms |
コード長 | 6,500 bytes |
コンパイル時間 | 2,016 ms |
コンパイル使用メモリ | 128,420 KB |
実行使用メモリ | 5,252 KB |
最終ジャッジ日時 | 2024-10-03 14:58:23 |
合計ジャッジ時間 | 3,748 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 1 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 11 ms
5,248 KB |
testcase_12 | AC | 11 ms
5,248 KB |
testcase_13 | AC | 13 ms
5,248 KB |
testcase_14 | AC | 12 ms
5,248 KB |
testcase_15 | AC | 12 ms
5,248 KB |
testcase_16 | AC | 11 ms
5,248 KB |
testcase_17 | AC | 13 ms
5,248 KB |
testcase_18 | AC | 13 ms
5,248 KB |
testcase_19 | AC | 12 ms
5,248 KB |
testcase_20 | AC | 13 ms
5,248 KB |
testcase_21 | AC | 12 ms
5,248 KB |
testcase_22 | AC | 11 ms
5,248 KB |
testcase_23 | AC | 11 ms
5,248 KB |
testcase_24 | AC | 12 ms
5,248 KB |
testcase_25 | AC | 13 ms
5,248 KB |
testcase_26 | AC | 12 ms
5,248 KB |
testcase_27 | AC | 12 ms
5,248 KB |
testcase_28 | AC | 13 ms
5,248 KB |
testcase_29 | AC | 13 ms
5,248 KB |
testcase_30 | AC | 12 ms
5,248 KB |
testcase_31 | AC | 13 ms
5,248 KB |
testcase_32 | AC | 13 ms
5,248 KB |
testcase_33 | AC | 13 ms
5,248 KB |
testcase_34 | AC | 10 ms
5,248 KB |
testcase_35 | AC | 15 ms
5,248 KB |
testcase_36 | AC | 13 ms
5,248 KB |
testcase_37 | AC | 15 ms
5,248 KB |
testcase_38 | AC | 14 ms
5,248 KB |
testcase_39 | AC | 13 ms
5,248 KB |
testcase_40 | AC | 12 ms
5,248 KB |
testcase_41 | AC | 17 ms
5,248 KB |
testcase_42 | AC | 15 ms
5,248 KB |
testcase_43 | AC | 14 ms
5,248 KB |
testcase_44 | AC | 13 ms
5,248 KB |
testcase_45 | AC | 14 ms
5,248 KB |
testcase_46 | AC | 13 ms
5,248 KB |
testcase_47 | AC | 15 ms
5,252 KB |
testcase_48 | AC | 12 ms
5,248 KB |
testcase_49 | AC | 15 ms
5,248 KB |
testcase_50 | AC | 15 ms
5,248 KB |
testcase_51 | AC | 13 ms
5,248 KB |
testcase_52 | AC | 12 ms
5,248 KB |
testcase_53 | AC | 12 ms
5,248 KB |
testcase_54 | AC | 2 ms
5,248 KB |
testcase_55 | AC | 2 ms
5,248 KB |
コンパイルメッセージ
main.cpp:19: warning: "M_PI" redefined 19 | #define M_PI 3.141592653589793238 | In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/cmath:45, from main.cpp:14: /usr/include/math.h:1151: note: this is the location of the previous definition 1151 | # define M_PI 3.14159265358979323846 /* pi */ |
ソースコード
#include<iostream> #include<algorithm> #include<vector> #include<string> #include<set> #include<queue> #include<stack> #include<bitset> #include<functional> #include<map> #include<iomanip> #include<limits> #include<unordered_set> #include<cmath> #include <numeric> #include <array> #include<utility> #include <complex> #define M_PI 3.141592653589793238 using namespace std; long long p9 = 998244353; long long p1 = 1000000007; #define upperbound(v,val) upper_bound(v.begin(),v.end(),val)-v.begin() #define lowerbound(v,val) lower_bound(v.begin(),v.end(),val)-v.begin() #define int long long #define ll long long #define vel vector<ll> #define vvel vector<vel> #define rep(i,n) for(int i=0;i<n;i++) #define sor(v) sort(v.begin(),v.end()) #define mmax(a,b) a=max(a,b) #define mmin(a,b) a=min(a,b) #define mkp(a,b) make_pair(a,b) #define pin pair<ll,ll> #define qin pair<pin,int> #define V vector #define Endl endl #define veb vector<bool> #define fcout cout << fixed << setprecision(15) #define rev(s) reverse(s.begin(),s.end()) #define lower(h,val) (lower_bound(h.begin(),h.end(),val)-h.begin()) #define upper(h,val) (upper_bound(h.begin(),h.end(),val)-h.begin()) #define vveb V<veb> #define omajinai cin.tie(0);ios::sync_with_stdio(false); #define endl "\n" #define pb push_back #define all(v) v.begin(),v.end() vel kai; vel inv_kai; vel inv; int root(int x, vel& pa) { if (pa[x] == -1) { return x; } int ans = root(pa[x], pa); pa[x] = ans; return ans; } bool mar(int x, int y, vel& pa) { x = root(x, pa); y = root(y, pa); if (x != y) { pa[x] = y; } return (x != y); } int gcd(int x, int y) { if (x < y) { return gcd(y, x); } if (y == 0) { return x; } return gcd(y, x % y); } int lcm(ll x, ll y) { x = abs(x); y = abs(y); return x * (y / gcd(x, y)); } long long modinv(long long a, long long m) { long long b = m, u = 1, v = 0; while (b) { long long t = a / b; a -= t * b; swap(a, b); u -= t * v; swap(u, v); } u %= m; if (u < 0) u += m; return u; } void make_inv(int max_inv, int p) { inv = vel(max_inv + 1, 1); for (int i = 2; i <= max_inv; i++) { inv[i] = p - ((p / i) * inv[p % i]) % p; } } void make_kai(int max_kai, int p) { kai = vel(max_kai + 1, 1); inv_kai = kai; make_inv(max_kai, p); rep(i, max_kai) { kai[i + 1] = kai[i] * (i + 1); kai[i + 1] %= p; inv_kai[i + 1] = inv_kai[i] * inv[i + 1]; inv_kai[i + 1] %= p; } } int com(int n, int r,int p) { if ((n < 0) || (r < 0) || (r > n)) { return 0; } int ans = (kai[n] * inv_kai[r]) % p; return (ans * inv_kai[n - r]) % p; } int per(int n, int r,int p) { if ((n < 0) || (r < 0) || (r > n)) { return 0; } return (kai[n] * inv_kai[n - r]) % p; } vel uni(vel x) { if (x.size() == 0) { return x; } sor(x); int n = x.size(); vel ans(1, x[0]); for (int j = 1; j < n; j++) { if (x[j - 1] != x[j]) { ans.push_back(x[j]); } } x = ans; return x; } vel dijk(V<V<pin>>& way, int st, int inf) { int n = way.size(); vel dist(n, inf); dist[st] = 0; priority_queue<pin, vector<pin>, greater<pin>> pq; pq.push(mkp(0, st)); veb is_checked(n, false); while (!pq.empty()) { pin x = pq.top(); pq.pop(); int pot = x.second; if (!is_checked[pot]) { is_checked[pot] = true; for (auto y : way[pot]) { int nex_dist = x.first + y.second; int nex_pot = y.first; if (dist[nex_pot] > nex_dist) { dist[nex_pot] = nex_dist; pq.push(mkp(nex_dist, y.first)); } } } } return dist; } V<V<pin>> way; void make_tree(vvel& chi, vel& par,vel &dep,int n) { way = V<V<pin>>(n); rep(i, n - 1) { int a, b; cin >> a >> b; a--; b--; way[a].push_back(mkp(b, 1)); way[b].push_back(mkp(a, 1)); } vel dist = dijk(way,0, n + 1); par = vel(n, -1); chi = vvel(n); rep(i, n) { for (auto nex : way[i]) { int pot = nex.first; if (dist[pot] > dist[i]) { chi[i].push_back(pot); } else { par[i] = pot; } } } dep = dist; } void pri(vel& v) { if (v.size() == 0) { return; } cout << v[0]; rep(i, v.size() - 1) { cout << " " << v[i + 1]; } cout << endl; return; } int modpow(int a, int n, int p) { if (n == 0) { return 1; } int m = n / 2; int x = modpow(a, n / 2, p); x *= x; x %= p; if (n % 2 == 1) { x *= a; x %= p; } return x; } vel dx = { 0,0,-1,1 }; vel dy = { 1,-1,0,0 }; vel sl(vel& g, int x) { vel ans; auto itr = upper_bound(all(g), x); if (itr != g.end()) { ans.push_back(*itr); } if (itr != g.begin()) { itr--; ans.push_back(*itr); } return ans; } #define sq(n) ((n)*(n)) vvel disj_min(vel& v) { int n = v.size(); vvel ret(22, vel(n)); ret[0] = v; rep(i, 21) { rep(j, n) { int nex = j + (1 << i); if (nex < n) { ret[i + 1][j] = min(ret[i][j], ret[i][nex]); } else { ret[i + 1][j] = ret[i][j]; } } } return ret; } vvel disj_max(vel& v) { int n = v.size(); vvel ret(22, vel(n)); ret[0] = v; rep(i, 21) { rep(j, n) { int nex = j + (1 << i); if (nex < n) { ret[i + 1][j] = max(ret[i][j], ret[i][nex]); } else { ret[i + 1][j] = ret[i][j]; } } } return ret; } int find_min(vvel& dv, int l, int r) { int i = 21; while (l + (1 << i) > r) { i--; } return min(dv[i][l], dv[i][r - (1 << i)]); } int find_max(vvel& dv, int l, int r) { int i = 21; while (l + (1 << i) > r) { i--; } return max(dv[i][l], dv[i][r - (1 << i)]); } /*void pri(vel& v) { if (v.size() == 0) { return; } cout << v[0]; rep(i, v.size() - 1) { cout << " " << v[i + 1]; } cout << endl; return; }*/ vvel dbl(vel& v) { vvel ans(20, vel(v)); int n = v.size(); rep(i, 19) { rep(j, n) { ans[i + 1][j] = ans[i][ans[i][j]]; } } return ans; } int lca(int s, int t, int diff, vvel& pa) { if (diff < 0) { return lca(t, s, -diff, pa); } rep(i, 19) { if ((diff & (1 << i)) != 0) { s = pa[i][s]; } } for (int i = 19; i >= 0; i--) { if (pa[i][s] != pa[i][t]) { s = pa[i][s]; t = pa[i][t]; } } if (s != t) { s = pa[0][s]; } return s; } int solve(vel& p) { int n = p.size(); vel u; vel d; int ans = 0; rep(i, n) { while (!d.empty()) { if (p[d.back()] > p[i]) { d.pop_back(); } else { break; } } while (!u.empty()) { if (p[u.back()] < p[i]) { u.pop_back(); } else { break; } } if (!u.empty()) { ans += d.end() - lower_bound(all(d), u.back()); } else { ans += d.size(); } if (!d.empty()) { ans += u.end() - lower_bound(all(u), d.back()); } else { ans += u.size(); } d.push_back(i); u.push_back(i); } return ans; } signed main() { omajinai; int n; cin >> n; vel p(n); rep(i, n) { cin >> p[i]; } cout << solve(p) << endl; return 0; }