結果
問題 | No.448 ゆきこーだーの雨と雪 (3) |
ユーザー | paruki |
提出日時 | 2016-11-18 23:33:15 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 91 ms / 2,000 ms |
コード長 | 4,289 bytes |
コンパイル時間 | 1,547 ms |
コンパイル使用メモリ | 175,440 KB |
実行使用メモリ | 24,360 KB |
最終ジャッジ日時 | 2024-06-11 19:31:19 |
合計ジャッジ時間 | 4,285 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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 | 2 ms
6,812 KB |
testcase_01 | AC | 1 ms
6,944 KB |
testcase_02 | AC | 1 ms
6,944 KB |
testcase_03 | AC | 1 ms
6,948 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 2 ms
6,940 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 1 ms
6,944 KB |
testcase_11 | AC | 2 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 13 ms
6,940 KB |
testcase_14 | AC | 14 ms
6,944 KB |
testcase_15 | AC | 35 ms
11,272 KB |
testcase_16 | AC | 58 ms
17,124 KB |
testcase_17 | AC | 57 ms
18,248 KB |
testcase_18 | AC | 11 ms
6,940 KB |
testcase_19 | AC | 80 ms
22,280 KB |
testcase_20 | AC | 27 ms
9,616 KB |
testcase_21 | AC | 76 ms
22,444 KB |
testcase_22 | AC | 28 ms
9,984 KB |
testcase_23 | AC | 78 ms
22,472 KB |
testcase_24 | AC | 20 ms
7,424 KB |
testcase_25 | AC | 77 ms
22,400 KB |
testcase_26 | AC | 10 ms
6,944 KB |
testcase_27 | AC | 56 ms
17,324 KB |
testcase_28 | AC | 57 ms
15,884 KB |
testcase_29 | AC | 31 ms
10,512 KB |
testcase_30 | AC | 83 ms
23,044 KB |
testcase_31 | AC | 13 ms
6,944 KB |
testcase_32 | AC | 12 ms
6,944 KB |
testcase_33 | AC | 88 ms
24,192 KB |
testcase_34 | AC | 84 ms
24,360 KB |
testcase_35 | AC | 91 ms
24,272 KB |
testcase_36 | AC | 78 ms
24,276 KB |
testcase_37 | AC | 87 ms
24,360 KB |
testcase_38 | AC | 80 ms
24,344 KB |
ソースコード
#include "bits/stdc++.h" using namespace std; #define FOR(i,j,k) for(int (i)=(j);(i)<(int)(k);++(i)) #define rep(i,j) FOR(i,0,j) #define each(x,y) for(auto &(x):(y)) #define mp make_pair #define mt make_tuple #define all(x) (x).begin(),(x).end() #define debug(x) cout<<#x<<": "<<(x)<<endl #define smax(x,y) (x)=max((x),(y)) #define smin(x,y) (x)=min((x),(y)) #define MEM(x,y) memset((x),(y),sizeof (x)) #define sz(x) (int)(x).size() typedef long long ll; typedef pair<int, int> pii; typedef vector<int> vi; typedef vector<ll> vll; template<class Cmp=less_equal<int>> class SparseTableRMQ{ public: SparseTableRMQ(){ } SparseTableRMQ(int *ar, int n): n(n), data(n){ for(int i = 0; i < n;++i) data[i] = ar[i]; table = buildRMQ(); } int queryPos(int l, int r){ int k = lgInt(r - l - 1); int lid = table[l + n*k], rid = table[r + n*k - (1 << k)]; return (cmp(data[lid], data[rid])) ? lid : rid; } int queryValue(int l, int r){ return data[queryPos(l, r)]; } private: int n; vector<int> data, table; Cmp cmp; int lgInt(int v){ static const unsigned b[] = {0x2, 0xC, 0xF0, 0xFF00, 0xFFFF0000}; static const unsigned S[] = {1, 2, 4, 8, 16}; int res = 0; for (int i = 4; i >= 0; i--) { if (v & b[i]) { v >>= S[i]; res |= S[i]; } } return res; } vector<int> buildRMQ() { int logn = 1; for (int k = 1; k < n; k *= 2) ++logn; vector<int> b(n*logn); for(int i = 0; i < n; ++i)b[i] = i; int cur = 0; for(int k = 1; k < n; k *= 2){ copy(b.begin() + cur, b.begin() + cur + n, b.begin() + cur + n); cur += n; for(int i = 0; i < n - k; ++i){ int idl = b[cur + i], idr = b[cur + i + k]; if(cmp(data[idl], data[idr])){ b[cur + i] = idl; } else{ b[cur + i] = idr; } } } return b; } }; typedef SparseTableRMQ<less_equal<int>> RMinQ; typedef SparseTableRMQ<greater_equal<int>> RMaxQ; int D[200001]; int main(){ ios::sync_with_stdio(false); cin.tie(0); int N, K; const ll INF = LLONG_MAX; while(cin >> N >> K) { vi T(N + 1); rep(i, N) cin >> T[i] >> D[i]; // vector<pair<int, ll>> dp(N + 1, mp(INT_MAX, INF)); vi dpA(N + 1, INT_MAX); vll dpB(N + 1, INF); dpA[0] = 0; dpB[0] = 0; // dp[0] = mp(0, 0); vll sumD(N + 1); rep(i, N) { sumD[i + 1] = sumD[i] + D[i]; } RMaxQ rmq(D, N); T[N] = (int)2e9 + 1; /* rep(i, N) { smin(dp[i + 1], mp(max(dp[i].first, D[i]), dp[i].second + D[i])); int lb = i, ub = N, mid; while(ub - lb > 1) { mid = (lb + ub) / 2; (T[mid] - T[i] >= K ? ub : lb) = mid; } int x = i + 1 == ub ? 0 : rmq.queryValue(i + 1, ub); ll y = sumD[ub] - sumD[i + 1]; smin(dp[ub], mp(max(dp[i].first, x), dp[i].second + y)); }*/ rep(i, N) { smin(dpA[i + 1], max(dpA[i], D[i])); int lb = i, ub = N, mid; while(ub - lb > 1) { mid = (lb + ub) / 2; (T[mid] - T[i] >= K ? ub : lb) = mid; } int x = i + 1 == ub ? 0 : rmq.queryValue(i + 1, ub); smin(dpA[ub], max(dpA[i], x)); } int ansA = dpA[N]; rep(i, N) { if(dpB[i] == INF)continue; if(D[i] <= ansA) { smin(dpB[i + 1], dpB[i] + D[i]); } int lb = i, ub = N, mid; while(ub - lb > 1) { mid = (lb + ub) / 2; (T[mid] - T[i] >= K ? ub : lb) = mid; } int x = i + 1 == ub ? 0 : rmq.queryValue(i + 1, ub); ll y = sumD[ub] - sumD[i + 1]; if(x <= ansA) { smin(dpB[ub], dpB[i] + y); } } ll ansB = dpB[N]; cout << ansA << endl; cout << ansB << endl; } }