#697889 (C++17) No.1676 Coin Trade (Single)

提出ソース

結果

問題	No.1676 Coin Trade (Single)
ユーザー	yuto1115
提出日時	2021-09-10 21:40:34
言語	C++17 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	34 ms / 2,000 ms
コード長	5,843 bytes
コンパイル時間	2,146 ms
コンパイル使用メモリ	208,948 KB
実行使用メモリ	10,112 KB
最終ジャッジ日時	2024-06-11 22:57:44
合計ジャッジ時間	3,327 ms
ジャッジサーバーID （参考情報）	judge3 / judge4

このコードへのチャレンジ
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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 6,816 KB
testcase_01	AC	1 ms 6,940 KB
testcase_02	AC	1 ms 6,940 KB
testcase_03	AC	25 ms 8,064 KB
testcase_04	AC	23 ms 7,552 KB
testcase_05	AC	22 ms 6,944 KB
testcase_06	AC	22 ms 7,040 KB
testcase_07	AC	18 ms 6,940 KB
testcase_08	AC	12 ms 6,944 KB
testcase_09	AC	17 ms 6,944 KB
testcase_10	AC	20 ms 6,940 KB
testcase_11	AC	26 ms 8,064 KB
testcase_12	AC	15 ms 6,940 KB
testcase_13	AC	2 ms 6,944 KB
testcase_14	AC	1 ms 6,940 KB
testcase_15	AC	2 ms 6,940 KB
testcase_16	AC	1 ms 6,940 KB
testcase_17	AC	1 ms 6,944 KB
testcase_18	AC	2 ms 6,940 KB
testcase_19	AC	1 ms 6,940 KB
testcase_20	AC	2 ms 6,944 KB
testcase_21	AC	1 ms 6,940 KB
testcase_22	AC	1 ms 6,940 KB
testcase_23	AC	1 ms 6,944 KB
testcase_24	AC	2 ms 6,940 KB
testcase_25	AC	1 ms 6,940 KB
testcase_26	AC	1 ms 6,940 KB
testcase_27	AC	1 ms 6,940 KB
testcase_28	AC	1 ms 6,940 KB
testcase_29	AC	2 ms 6,940 KB
testcase_30	AC	2 ms 6,944 KB
testcase_31	AC	2 ms 6,940 KB
testcase_32	AC	1 ms 6,940 KB
testcase_33	AC	34 ms 9,856 KB
testcase_34	AC	32 ms 10,112 KB
testcase_35	AC	32 ms 9,856 KB
testcase_36	AC	32 ms 9,872 KB
testcase_37	AC	32 ms 9,856 KB

権限があれば一括ダウンロードができます

ソースコード

raw source code

#include<bits/stdc++.h>
#define overload4(_1, _2, _3, _4, name, ...) name
#define rep1(i, n) for (ll i = 0; i < ll(n); ++i)
#define rep2(i, s, n) for (ll i = ll(s); i < ll(n); ++i)
#define rep3(i, s, n, d) for(ll i = ll(s); i < ll(n); i+=d)
#define rep(...) overload4(__VA_ARGS__,rep3,rep2,rep1)(__VA_ARGS__)
#define rrep1(i, n) for (ll i = ll(n)-1; i >= 0; i--)
#define rrep2(i, n, t) for (ll i = ll(n)-1; i >= (ll)t; i--)
#define rrep3(i, n, t, d) for (ll i = ll(n)-1; i >= (ll)t; i-=d)
#define rrep(...) overload4(__VA_ARGS__,rrep3,rrep2,rrep1)(__VA_ARGS__)
#define all(a) a.begin(),a.end()
#define rall(a) a.rbegin(),a.rend()
#define SUM(a) accumulate(all(a),0LL)
#define MIN(a) *min_element(all(a))
#define MAX(a) *max_element(all(a))
#define SZ(a) int(a.size())
#define popcount(x) __builtin_popcountll(x)
#define pf push_front
#define pb push_back
#define ef emplace_front
#define eb emplace_back
#define ppf pop_front
#define ppb pop_back
#ifdef __LOCAL
#define debug(...) { cout << #__VA_ARGS__; cout << ": "; print(__VA_ARGS__); cout << flush; }
#else
#define debug(...) void(0);
#endif
#define INT(...) int __VA_ARGS__;scan(__VA_ARGS__)
#define LL(...) ll __VA_ARGS__;scan(__VA_ARGS__)
#define STR(...) string __VA_ARGS__;scan(__VA_ARGS__)
#define CHR(...) char __VA_ARGS__;scan(__VA_ARGS__)
#define DBL(...) double __VA_ARGS__;scan(__VA_ARGS__)
#define LD(...) ld __VA_ARGS__;scan(__VA_ARGS__)
using namespace std;
using ll = long long;
using ld = long double;
using P = pair<int, int>;
using LP = pair<ll, ll>;
using vi = vector<int>;
using vvi = vector<vi>;
using vvvi = vector<vvi>;
using vl = vector<ll>;
using vvl = vector<vl>;
using vvvl = vector<vvl>;
using vd = vector<double>;
using vvd = vector<vd>;
using vs = vector<string>;
using vc = vector<char>;
using vvc = vector<vc>;
using vb = vector<bool>;
using vvb = vector<vb>;
using vp = vector<P>;
using vvp = vector<vp>;

template<class S, class T>
istream &operator>>(istream &is, pair<S, T> &p) { return is >> p.first >> p.second; }

template<class S, class T>
ostream &operator<<(ostream &os, const pair<S, T> &p) { return os << '{' << p.first << ", " << p.second << '}'; }

template<class S, class T, class U>
istream &operator>>(istream &is, tuple<S, T, U> &t) { return is >> get<0>(t) >> get<1>(t) >> get<2>(t); }

template<class S, class T, class U>
ostream &operator<<(ostream &os, const tuple<S, T, U> &t) {
    return os << '{' << get<0>(t) << ", " << get<1>(t) << ", " << get<2>(t) << '}';
}

template<class T>
istream &operator>>(istream &is, vector<T> &v) {
    for (T &t : v) { is >> t; }
    return is;
}

template<class T>
ostream &operator<<(ostream &os, const vector<T> &v) {
    os << '[';
    rep(i, v.size()) os << v[i] << (i == int(v.size() - 1) ? "" : ", ");
    return os << ']';
}

template<class T>
ostream &operator<<(ostream &os, const set<T> &st) {
    os << '{';
    auto it = st.begin();
    while (it != st.end()) {
        os << (it == st.begin() ? "" : ", ") << *it;
        it++;
    }
    return os << '}';
}

template<class T>
void vecout(const vector<T> &v, char div = '\n') {
    rep(i, v.size()) cout << v[i] << (i == int(v.size() - 1) ? '\n' : div);
}

template<class T>
bool chmin(T &a, T b) {
    if (a > b) {
        a = b;
        return true;
    }
    return false;
}

template<class T>
bool chmax(T &a, T b) {
    if (a < b) {
        a = b;
        return true;
    }
    return false;
}

void scan() {}

template<class Head, class... Tail>
void scan(Head &head, Tail &... tail) {
    cin >> head;
    scan(tail...);
}

template<class T>
void print(const T &t) { cout << t << '\n'; }

template<class Head, class... Tail>
void print(const Head &head, const Tail &... tail) {
    cout << head << ' ';
    print(tail...);
}

template<class... T>
void fin(const T &... a) {
    print(a...);
    exit(0);
}

struct Init_io {
    Init_io() {
        ios::sync_with_stdio(false);
        cin.tie(nullptr);
        cout.tie(nullptr);
        cout << boolalpha << fixed << setprecision(15);
        cerr << boolalpha << fixed << setprecision(15);
    }
} init_io;

const string yes[] = {"no", "yes"};
const string Yes[] = {"No", "Yes"};
const string YES[] = {"NO", "YES"};
const int inf = 1001001001;
const ll linf = 1001001001001001001;

template<class T, class S>
vector<T> cumsum(const vector<S> &v, bool shift_one = true) {
    int n = v.size();
    vector<T> res;
    if (shift_one) {
        res.resize(n + 1);
        rep(i, n) res[i + 1] = res[i] + v[i];
    } else {
        res.resize(n);
        if (n) {
            res[0] = v[0];
            rep(i, 1, n) res[i] = res[i - 1] + v[i];
        }
    }
    return res;
}

vvi graph(int n, int m, bool directed = false, int origin = 1) {
    vvi G(n);
    rep(_, m) {
        INT(u, v);
        u -= origin, v -= origin;
        G[u].pb(v);
        if (!directed) G[v].pb(u);
    }
    return G;
}

template<class T>
vector<vector<pair<int, T>>> weighted_graph(int n, int m, bool directed = false, int origin = 1) {
    vector<vector<pair<int, T>>> G(n);
    rep(_, m) {
        int u, v;
        T w;
        scan(u, v, w);
        u -= origin, v -= origin;
        G[u].eb(v, w);
        if (!directed) G[v].eb(u, w);
    }
    return G;
}

ll dp[100010][2];

int main() {
    INT(n, k);
    vi a(n), m(n);
    vvi b(n);
    rep(i, n) {
        scan(a[i], m[i]);
        b[i].resize(m[i]);
        scan(b[i]);
        for (int &j : b[i]) --j;
    }
    rep(i, n + 1) rep(j, 2) dp[i][j] = -linf;
    dp[0][0] = 0;
    rep(i, 1, n + 1) rep(j, 2) {
            chmax(dp[i][0], dp[i - 1][0]);
            for (int l : b[i - 1]) {
                chmax(dp[i][1], dp[l + 1][1]);
            }
            chmax(dp[i][0], dp[i][1] + a[i - 1]);
            chmax(dp[i][1], dp[i][0] - a[i - 1]);
            debug(dp[i][0], dp[i][1]);
        }
    fin(max(dp[n][0], dp[n][1]));
}

yukicoder

結果

テストケース

ソースコード