Submission #659300

#	Time	Username	Problem	Language	Result	Execution time	Memory
659300		Danilo21	Game (IOI13_game)	C++17	80 / 100	4128 ms	256000 KiB

game

    #include <bits/stdc++.h>
    #include "game.h"

    #define ll long long
    #define ld long double
    #define pb push_back
    #define fi first
    #define se second
    #define en '\n'
    #define sp ' '
    #define tb '\t'
    #define ri(n) int n; cin >> n
    #define rl(n) ll n; cin >> n
    #define rs(s) string s; cin >> s
    #define rc(c) char c; cin >> c
    #define rv(v) for (auto &x : v) cin >> x
    #define pven(v) for (auto x : v) cout << x << en
    #define pv(v) for (auto x : v) cout << x << sp; cout << en
    #define all(v) v.begin(), v.end()
    #define rall(v) v.rbegin(), v.rend()
    #define yes cout << "YES" << en
    #define no cout << "NO" << en
    #define smin(a, b) a = min(a, b)
    #define smax(a, b) a = max(a, b)
    #define ssort(a, b) if (a < b) swap(a, b)
    #define bitcnt(a) (__builtin_popcountll(a))
    #define bithigh(a) (63-__builtin_clzll(a))
    #define lg bithigh
    #define highpow(a) (1LL << (ll)lg(a))

    using namespace std;

    long long gcd2(long long X, long long Y) {
        long long tmp;
        while (X != Y && Y != 0) {
            tmp = X;
            X = Y;
            Y = tmp % Y;
        }
        return X;
    }

    const ll LINF = 4e18;
    const int mxN = 1e7+10, mxM = 5e5, INF = 2e9;
    ll n, m, node[mxN];
    int root2D, N[2], root[mxM], ch[mxN][2], ch2[mxM][2];

    int Node(){ return N[0]++; }

    int Root(){ root[N[1]] = Node(); return N[1]++; }

    int Child(int s, int i){ if (!~s) return -1; if (!~ch[s][i]) ch[s][i] = Node(); return ch[s][i]; }

    int _Child(int s, int i){ if (!~s) return -1; return ch[s][i]; }

    int Child2(int s, int i){ if (!~s) return -1; if (!~ch2[s][i]) ch2[s][i] = Root(); return ch2[s][i]; }

    ll Val(int s){ return (~s ? node[s] : 0); }

    void Print(int s, ll l, ll r){
        if (!~s) return;
        cout << tb << tb << s << sp << l << sp << r << sp << node[s] << en;
        ll m = (l + r)>>1;
        Print(ch[s][0], l, m);
        Print(ch[s][1], m+1, r);
    }
    void Print(int s){ cout << tb << "SEGTREE\n"; Print(s, 0, m-1); cout << en; }

    void Print2D(int s, ll l, ll r){
        if (!~s) return;
        cout << tb << l << sp << r << en;
        Print(root[s]);
        ll m = (l + r)>>1;
        Print2D(ch2[s][0], l, m);
        Print2D(ch2[s][1], m+1, r);
    }
    void Print2D(){ cout << "2D SEGTREE\n"; Print2D(root2D, 0, n-1); cout << en; }

    void update(int s, ll l, ll r, ll pos, ll x){
        if (l == r){ node[s] = x; return; }
        ll m = (l + r)>>1;
        if (pos <= m) update(Child(s, 0), l, m, pos, x);
        else update(Child(s, 1), m+1, r, pos, x);
        node[s] = gcd2(Val(ch[s][0]), Val(ch[s][1]));
    }
    void update(int s, ll pos, ll x){ update(s, 0, m-1, pos, x); }

    ll query(int s, ll l, ll r, ll ql, ll qr){
        if (l > qr || r < ql || !~s) return 0;
        if (l >= ql && r <= qr) return node[s];
        ll m = (l + r)>>1;
        ll a = query(ch[s][0], l, m, ql, qr);
        ll b = query(ch[s][1], m+1, r, ql, qr);
        return gcd2(a, b);
    }
    ll query(int s, ll l, ll r){ return query(s, 0, m-1, l, r); }

    void update2D(int s, ll l, ll r, ll pos, array<ll, 2> args){
        if (l == r){ update(root[s], args[0], args[1]); return; }
        ll m = (l + r)>>1;
        if (pos <= m) update2D(Child2(s, 0), l, m, pos, args);
        else update2D(Child2(s, 1), m+1, r, pos, args);
        ll x = (~ch2[s][0] ? query(root[ch2[s][0]], args[0], args[0]) : 0);
        ll y = (~ch2[s][1] ? query(root[ch2[s][1]], args[0], args[0]) : 0);
        update(root[s], args[0], gcd2(x, y));
    }
    void update2D(ll i, ll j, ll x){ update2D(root2D, 0, n-1, i, {j, x}); }

    ll query2D(int s, ll l, ll r, ll ql, ll qr, array<ll, 2> args){
        if (l > qr || r < ql || !~s) return 0;
        if (l >= ql && r <= qr) return query(root[s], args[0], args[1]);
        ll m = (l + r)>>1;
        ll a = query2D(ch2[s][0], l, m, ql, qr, args);
        ll b = query2D(ch2[s][1], m+1, r, ql, qr, args);
        return gcd2(a, b);
    }
    ll query2D(ll i1, ll j1, ll i2, ll j2){ return query2D(root2D, 0, n-1, i1, i2, {j1, j2}); }

    void init(int R, int C){
        memset(root, -1, sizeof(root));
        memset(ch, -1, sizeof(ch));
        memset(ch2, -1, sizeof(ch2));
        n = R; m = C;
        root2D = Root();
    }

    void update(int P, int Q, long long K) {
        update2D(P, Q, K);
    }

    long long calculate(int P, int Q, int U, int V) {
        return query2D(P, Q, U, V);
    }

• Subtask 1: 10 / 10
• Subtask 2: 27 / 27
• Subtask 3: 26 / 26
• Subtask 4: 17 / 17
• Subtask 5: 0 / 20