結果
問題 | No.1199 お菓子配り-2 |
ユーザー | Konton7 |
提出日時 | 2020-08-28 22:38:50 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 425 ms / 1,000 ms |
コード長 | 7,456 bytes |
コンパイル時間 | 2,726 ms |
コンパイル使用メモリ | 218,832 KB |
実行使用メモリ | 6,824 KB |
最終ジャッジ日時 | 2024-11-14 03:41:34 |
合計ジャッジ時間 | 17,740 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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
6,816 KB |
testcase_01 | AC | 2 ms
6,824 KB |
testcase_02 | AC | 2 ms
6,816 KB |
testcase_03 | AC | 107 ms
6,816 KB |
testcase_04 | AC | 264 ms
6,820 KB |
testcase_05 | AC | 10 ms
6,816 KB |
testcase_06 | AC | 16 ms
6,816 KB |
testcase_07 | AC | 129 ms
6,816 KB |
testcase_08 | AC | 177 ms
6,816 KB |
testcase_09 | AC | 106 ms
6,816 KB |
testcase_10 | AC | 28 ms
6,820 KB |
testcase_11 | AC | 82 ms
6,820 KB |
testcase_12 | AC | 82 ms
6,816 KB |
testcase_13 | AC | 29 ms
6,820 KB |
testcase_14 | AC | 25 ms
6,820 KB |
testcase_15 | AC | 21 ms
6,816 KB |
testcase_16 | AC | 172 ms
6,816 KB |
testcase_17 | AC | 82 ms
6,816 KB |
testcase_18 | AC | 178 ms
6,816 KB |
testcase_19 | AC | 47 ms
6,816 KB |
testcase_20 | AC | 322 ms
6,820 KB |
testcase_21 | AC | 196 ms
6,816 KB |
testcase_22 | AC | 102 ms
6,816 KB |
testcase_23 | AC | 144 ms
6,820 KB |
testcase_24 | AC | 196 ms
6,816 KB |
testcase_25 | AC | 31 ms
6,820 KB |
testcase_26 | AC | 222 ms
6,820 KB |
testcase_27 | AC | 180 ms
6,816 KB |
testcase_28 | AC | 419 ms
6,816 KB |
testcase_29 | AC | 420 ms
6,816 KB |
testcase_30 | AC | 417 ms
6,820 KB |
testcase_31 | AC | 423 ms
6,816 KB |
testcase_32 | AC | 419 ms
6,816 KB |
testcase_33 | AC | 425 ms
6,816 KB |
testcase_34 | AC | 418 ms
6,816 KB |
testcase_35 | AC | 419 ms
6,816 KB |
testcase_36 | AC | 419 ms
6,820 KB |
testcase_37 | AC | 420 ms
6,820 KB |
testcase_38 | AC | 421 ms
6,820 KB |
testcase_39 | AC | 420 ms
6,820 KB |
testcase_40 | AC | 421 ms
6,816 KB |
testcase_41 | AC | 420 ms
6,816 KB |
testcase_42 | AC | 419 ms
6,820 KB |
testcase_43 | AC | 421 ms
6,820 KB |
testcase_44 | AC | 421 ms
6,816 KB |
testcase_45 | AC | 420 ms
6,816 KB |
testcase_46 | AC | 420 ms
6,820 KB |
testcase_47 | AC | 420 ms
6,816 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll = long long; using VI = vector<int>; using VL = vector<ll>; using VS = vector<string>; using VB = vector<bool>; using VVB = vector<vector<bool>>; using VVI = vector<VI>; using VVL = vector<VL>; using PII = std::pair<int, int>; using VPII = std::vector<std::pair<int, int>>; using PLL = std::pair<ll, ll>; using VPLL = std::vector<std::pair<ll, ll>>; using TI3 = std::tuple<int, int, int>; using TI4 = std::tuple<int, int, int, int>; using TL3 = std::tuple<ll, ll, ll>; using TL4 = std::tuple<ll, ll, ll, ll>; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, n) for (int i = (int)(n)-1; i >= 0; i--) #define rep2(i, s, n) for (int i = (s); i < (int)(n); i++) #define rep3(i, s, n, d) for (int i = (s); i < (int)(n); i += (d)) #define allpt(v) (v).begin(), (v).end() #define allpt_c(v) (v).cbegin(), (v).cend() #define allpt_r(v) (v).rbegin(), (v).rend() #define allpt_cr(v) (v).crbegin(), (v).crend() const int mod1 = 1e9 + 7, mod2 = 998244353, mod3 = 1e9 + 9; const int mod = mod1; const ll inf = 1e18; const string wsp = " "; const string tb = "\t"; const string rt = "\n"; const string alphabets = "abcdefghijklmnopqrstuvwxyz"; template <typename T> void show1dvec(const vector<T> &v) { if (v.size() == 0) return; int n = v.size() - 1; rep(i, n) cout << v[i] << wsp; cout << v[n] << rt; return; } template <typename T> void show2dvec(const vector<vector<T>> &v) { int n = v.size(); rep(i, n) show1dvec(v[i]); } template <typename T, typename S> void show1dpair(const vector<pair<T, S>> &v) { int n = v.size(); rep(i, n) cout << v[i].first << wsp << v[i].second << rt; return; } template <typename T, typename S> void pairzip(const vector<pair<T, S>> &v, vector<T> &t, vector<T> &s) { int n = v.size(); rep(i, n) { t.push_back(v[i].first); s.push_back(v[i].second); } return; } template <typename T> void maxvec(vector<T> &v) { T s = v[0]; int n = v.size(); rep(i, n - 1) { if (s > v[i + 1]) { v[i + 1] = s; } s = v[i + 1]; } } template <typename T, typename S> bool myfind(T t, S s) { return find(t.cbegin(), t.cend(), s) != t.cend(); } bool check(int y, int x, int h, int w) { return 0 <= y && y < h && 0 <= x && x < w; } bool iskadomatsu(int a, int b, int c) { return (a != b && b != c && c != a) && ((a > b && b < c) || (a < b && b > c)); } double euc_dist(PII a, PII b) { return sqrt(pow(a.first - b.first, 2) + pow(a.second - b.second, 2)); } VS split(string s, char c) { VS ret; string part; s += c; rep(i, s.length()) { if (s[i] == c) { ret.emplace_back(part); part = ""; } else if (s[i] != c) { part += s[i]; } } return ret; } template <typename T, typename S, typename R> ll pow_mod(T p, S q, R mod = 1ll) { ll ret = 1, r = p; while (q) { if (q % 2) ret *= r, ret %= mod; r = (r * r) % mod, q /= 2; } return ret % mod; } template <typename T, typename S> ll pow_no_mod(T p, S q) { ll ret = 1, r = p; while (q) { if (q % 2) ret *= r; r = (r * r), q /= 2; } return ret; } void make_frac_tables(VL &frac_list, VL &frac_inv_list) { rep(i, frac_list.size() - 1) { frac_list[i + 1] *= frac_list[i] * (i + 1); frac_list[i + 1] %= mod; frac_inv_list[i + 1] *= frac_inv_list[i] * pow_mod(i + 1, mod - 2, mod); frac_inv_list[i + 1] %= mod; } } pair<VL, VL> make_frac_tables(int n) { VL frac_list(n + 1, 1), frac_inv_list(n + 1, 1); rep(i, n) { frac_list[i + 1] *= frac_list[i] * (i + 1); frac_list[i + 1] %= mod; frac_inv_list[i + 1] *= frac_inv_list[i] * pow_mod(i + 1, mod - 2, mod); frac_inv_list[i + 1] %= mod; } return make_pair(frac_list, frac_inv_list); } ll comb(int a, int b, const VL &frac_list, const VL &frac_inv_list) { if (a < b) return 0; if (b < 0) return 0; ll ret = frac_list[a]; ret *= frac_inv_list[b]; ret %= mod; ret *= frac_inv_list[a - b]; ret %= mod; return ret; } void djkstra(int n, int s, int t, const vector<set<int>> &connect) { const int intm = 1e9; vector<int> shortest(n, intm); shortest[s] = 0; vector<int> search = {s}; vector<int> new_search; while (!search.empty()) { for (auto i : search) { for (auto j : connect[i]) { if (shortest[j] > 1 + shortest[i]) { shortest[j] = 1 + shortest[i]; new_search.emplace_back(j); } } } search.clear(); search = new_search; new_search.clear(); // show1dvec(search); // show1dvec(shortest); } if (shortest[t] == intm) shortest[t] = -1; printf("%d\n", shortest[t]); } class RangeMinorMaxorSumQuery // 0-index { int const intmax = 2147483647; int const intmin = 0; vector<int> sgt; int n; int k; public: RangeMinorMaxorSumQuery(int n1, int f = -1) { if (f == -1) f = intmax; else if (f == 0) f = intmin; int na = 1; int ka = 0; while (na < n1) { na *= 2; ka++; } for (int i = 0; i < 2 * na; i++) sgt.push_back(f); n = na; k = ka; } void update_min(int i, int x) { i += n; sgt[i] = x; while (i > 1) { i /= 2; sgt[i] = min(sgt[2 * i], sgt[2 * i + 1]); } } void update_max(int i, int x) { i += n; sgt[i] = x; while (i > 1) { i /= 2; sgt[i] = max(sgt[2 * i], sgt[2 * i + 1]); } } int getmin(int a, int b, int k = 1, int l = 0, int r = -1) //閉区間 l <= x < r とする { if (r == -1) r = n; if (r <= a || b <= l) return intmax; if (a == l && b == r) return sgt[k]; else return min( getmin(a, min(b, (l + r) / 2), 2 * k, l, (l + r) / 2), getmin(max(a, (l + r) / 2), b, 2 * k + 1, (l + r) / 2, r)); } int getmax(int a, int b, int k = 1, int l = 0, int r = -1) //閉区間 l <= x < r とする { if (r == -1) r = n; if (r <= a || b <= l) return intmin; if (a == l && b == r) return sgt[k]; else return max( getmax(a, min(b, (l + r) / 2), 2 * k, l, (l + r) / 2), getmax(max(a, (l + r) / 2), b, 2 * k + 1, (l + r) / 2, r)); } void printsegtree() { for (int i = 0; i < 2 * n; i++) { cout << sgt[i] << " "; } cout << endl; } }; int main() { // cin.tie(0); // ios::sync_with_stdio(false); #ifdef DEBUG cout << "DEBUG MODE" << endl; ifstream in("input.txt"); // for debug cin.rdbuf(in.rdbuf()); // for debug #endif int n, m; ll p; cin >> n >> m; VL happy(n, 0); VVL dp(2, VL(n + 1, -inf)); rep(i, n) rep(_, m) { cin >> p; happy[i] += p; } dp[0][0] = 0; rep(i, n) { dp[1][i + 1] = max(dp[1][i], happy[i] + dp[0][i]); dp[0][i + 1] = max(dp[0][i], -happy[i] + dp[1][i]); } cout << max(dp[0][n], dp[1][n]) << rt; return 0; }