Submission #888288

#	Time	Username	Problem	Language	Result	Execution time	Memory
888288		hamidh100	Koala Game (APIO17_koala)	C++17	19 / 100	31 ms	452 KiB

koala

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

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int, int> PII;
typedef pair<ll, ll> PLL;
typedef vector<int> VI;
typedef vector<ll> VL;
#define PB push_back
#define MP make_pair
#define all(a) (a).begin(), (a).end()
#define endl '\n'
#define dbg(x) cerr << '[' << #x << ": " << x << "]\n"
#define dbg2(x, y) cerr << '[' << #x << ": " << x << ", " << #y << ": " << y << "]\n"
#define YES cout << "YES\n"
#define NO cout << "NO\n"

const ll INF = (ll)2e18 + 1386;
const ld EPS = 0.000000000000001;
const int MOD = 1e9 + 7;

inline int _add(int a, int b){ int res = a + b; return (res >= MOD ? res - MOD : res); }
inline int _neg(int a, int b){ int res = (abs(a - b) < MOD ? a - b : (a - b) % MOD); return (res < 0 ? res + MOD : res); }
inline int _mlt(ll a, ll b){ return (a * b % MOD); }
inline void fileIO(string i, string o){ freopen(i.c_str(), "r", stdin); freopen(o.c_str(), "w", stdout); }

const int MAXN = 103;

int n, w, a[MAXN], b[MAXN];

int minValue(int N, int W) {
    n = N, w = W;
    fill(a, a + n, 0);
    a[0] = 1;
    playRound(a, b);
    if (b[0] == 1) return 0;
    for (int i = 0; i < n; i++){
        if (b[i] == 0) return i;
    }
    return -1;
}

int maxValue(int N, int W) {
    n = N, w = W;
    VI cand, nxt;
    bitset<MAXN> incand;
    incand.reset();
    fill(a, a + n, 1);
    playRound(a, b);
    for (int i = 0; i < n; i++){
        if (b[i] > a[i]){
            cand.PB(i);
            incand[i] = 1;
        }
    }

    fill(a, a + n, 0);
    for (int i : cand) a[i] = 2;
    playRound(a, b);
    for (int i : cand){
        if (b[i] > a[i]) nxt.PB(i);
        else incand[i] = 0;
    }
    cand = nxt; nxt.clear();

    fill(a, a + n, 0);
    for (int i : cand) a[i] = 4;
    playRound(a, b);
    for (int i : cand){
        if (b[i] > a[i]) nxt.PB(i);
        else incand[i] = 0;
    }
    cand = nxt; nxt.clear();

    fill(a, a + n, 0);
    for (int i : cand) a[i] = 11;
    playRound(a, b);
    for (int i : cand){
        if (b[i] > a[i]) nxt.PB(i);
        else incand[i] = 0;
    }
    cand = nxt; nxt.clear();
    return cand[0];
}

int greaterValue(int N, int W) {
    // TODO: Implement Subtask 3 solution here.
    // You may leave this function unmodified if you are not attempting this
    // subtask.
    return 0;
}

int uhm = 0;

bool cmp(int i, int j){
    fill(a, a + n, 0);
    a[i] = a[j] = 100;
    playRound(a, b);
    uhm++;
    if (uhm > 700) assert(0);
    return b[j] > a[j];
}

void allValues(int N, int W, int *P) {
    n = N, w = W;
    if (w == 2*n) {
        VI vec;
        for (int i = 0; i < n; i++) vec.PB(i);
        sort(all(vec), cmp);
        for (int i = 0; i < n; i++) P[vec[i]] = i + 1;
    } else {
        // TODO: Implement Subtask 5 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    }
}

• Subtask 1: 4 / 4
• Subtask 2: 15 / 15
• Subtask 3: 0 / 18
• Subtask 4: 0 / 10
• Subtask 5: 0 / 53