Submission #1286193

#	Time	Username	Problem	Language	Result	Execution time	Memory
1286193		edo	던전 (IOI21_dungeons)	C++20	0 / 100	7091 ms	568 KiB

dungeons

#include <bits/stdc++.h>

using namespace std;
using ll   = long long;
using vi   = vector<int>;
using vll  = vector<ll>;
using vvi  = vector<vi>;
using vvll = vector<vll>;
using pii  = pair<int,int>;
using pll  = pair<ll,ll>;
using ui    = unsigned int;
using ull   = unsigned long long;
using pui   = pair<ui,ui>;
using pull  = pair<ull,ull>;

template<typename T>
using vc = std::vector<T>;


#define YES cout << "YES\n"
#define NO  cout << "NO\n"
#define yes cout << "yes\n"
#define no  cout << "no\n"
#define Yes cout << "Yes\n"
#define No  cout << "No\n"

template<typename T> void sc(T &x) { cin >> x; }
template<typename T, typename U> void sc(pair<T,U> &p) { sc(p.first), sc(p.second); }
template<typename T> void sc(vector<T> &v) { for (auto &x : v) sc(x); }
template<typename... A> void sc(A&... a) { (sc(a), ...); }


template<typename T> void _pt(const T &x){cout << x;}
template<typename T, typename U> void _pt(const pair<T,U> &p){_pt(p.first); cout << ' '; _pt(p.second);}
template<typename T> void _pt(const vector<T> &v){bool f=1; for(auto &x:v){if(!f) cout<<' '; _pt(x); f=0;}}
template<typename... A> void pt(const A&... a){(_pt(a), ...);}


template<typename T, typename U> bool umin(T &a, const U &b) { return b < a ? (a = b, true) : false; }
template<typename T, typename U> bool umax(T &a, const U &b) { return b > a ? (a = b, true) : false; }

#define GET_MACRO(_1,_2,_3,_4,NAME,...) NAME
#define FOR1(n)            for (int i=0; i<(n); ++i)
#define FOR2(i,n)          for (int i=0; i<(n); ++i)
#define FOR3(i,l,r)        for (int i=(l); i<(r); ++i)
#define FOR4(i,l,r,k)      for (int i=(l); i<(r); i+=(k))
#define FOR(...)           GET_MACRO(__VA_ARGS__, FOR4, FOR3, FOR2, FOR1)(__VA_ARGS__)
#define ROF1(n)            for (int i=(n)-1; i>=0; --i)
#define ROF2(i,n)          for (int i=(n)-1; i>=0; --i)
#define ROF3(i,l,r)        for (int i=(r)-1; i>=(l); --i)
#define ROF4(i,l,r,k)      for (int i=(r)-1; i>=(l); i-=(k))
#define ROF(...)           GET_MACRO(__VA_ARGS__, ROF4, ROF3, ROF2, ROF1)(__VA_ARGS__)
#define all(c)   (c).begin(), (c).end()
#define allr(c)  (c).rbegin(), (c).rend()
#define eb       emplace_back
#define mp       make_pair
#define mt       make_tuple
#define fi       first
#define se       second
#define pb       push_back
#define trav(x,a) for (auto &x : (a))
#define sz(a) ((int)(a).size())
#define mem(a,v) memset(a, v, sizeof(a))
#define nl pt("\n")

#include "dungeons.h"
int n;
vi s, p, w, l;
int maxs = 1;

using pil = pair<int, ll>;
vc<vc<pil>> toNext;

const ll inf = 4e18;

void init(int _n, vi _s, vi _p, vi _w, vi _l) {
    n = _n;
    s = _s;
    p = _p;
    w = _w;
    l = _l;

    // maxs = *max_element(all(s));
    maxs = 10;
    int B = max(1, (int)sqrt(n));
    
    toNext.assign(n, vc<pil>(maxs + 1, {0, 0}));
    FOR(L, 0, n, B) {
        int R = min(n - 1, L + B - 1);
        ROF(i, L, R + 1) {
            ROF(z, 1, maxs + 1) {
                if(z >= s[i]) {
                    int nxt = w[i];
                    ll val = (ll)z + (ll)s[i];
                    toNext[i][z] = {nxt, val};
                }
                else {
                    int nxt = l[i];
                    ll val = (ll)z + (ll)p[i];
                    while(nxt <= R) {
                        if(val > maxs) {
                            auto pr = toNext[nxt][maxs];
                            nxt = pr.fi;
                            val = pr.se + (val - maxs);
                        }
                        else {
                            auto pr = toNext[nxt][(int)val];
                            nxt = pr.fi;
                            val = pr.se;
                        }
                    }
                    toNext[i][z] = {nxt, val};
                }
            }
        }
    }
}

ll simulate(int x, int Z) {
    ll z = Z;
    int cur = x;
    ll curStart = z;
    while(cur != n) {
        pil pr;
        if(curStart > maxs) 
            pr = toNext[cur][maxs];
        else 
            pr = toNext[cur][(int)curStart];

        int nxt = pr.fi;
        ll val = pr.se;
        cur = nxt;
        curStart = val;
    }
    return curStart;
}


// int32_t main() {
//     ios::sync_with_stdio(false);
//     cin.tie(nullptr);

//     init(3, {2, 6, 9}, {3, 1, 2}, {2, 2, 3}, {1, 0, 1});
//     pt(simulate(0, 1)); nl;  
//     pt(simulate(2, 3)); nl;  
//     return 0;
// }

• Subtask 1: 0 / 11
• Subtask 2: 0 / 26
• Subtask 3: 0 / 13
• Subtask 4: 0 / 12
• Subtask 5: 0 / 27
• Subtask 6: 0 / 11