oj.uz

Submission #888403

# Submission time Handle Problem Language Result Execution time Memory
888403 2023-12-17T09:27:39 Z hamidh100 Koala Game (APIO17_koala) C++17
29 / 100
 26 ms 608 KB 
#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;
}

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

int tmp[101];

void mergesort(int l, int r, int *arr){
    if (l + 1 >= r) return;
    int mid = l + r >> 1;
    mergesort(l, mid, arr);
    mergesort(mid, r, arr);
    for (int i = l; i < r; i++) tmp[i] = arr[i];
    int p1 = l, p2 = mid, pc = l;
    while (p1 < mid && p2 < r){
        if (cmp(tmp[p1], tmp[p2])){
            arr[pc++] = tmp[p1++];
        } else {
            arr[pc++] = tmp[p2++];
        }
    }
    while (p1 < mid) arr[pc++] = tmp[p1++];
    while (p2 < r) arr[pc++] = tmp[p2++];
}

void allValues(int N, int W, int *P) {
    n = N, w = W;
    if (w == 2*n) {
        int arr[101];
        iota(arr, arr + n + 1, 0);
        mergesort(1, n + 1, arr);
        for (int i = 1; i <= n; i++) P[arr[i] - 1] = i;
    } else {
        // TODO: Implement Subtask 5 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    }
}

Compilation message

koala.cpp: In function 'void mergesort(int, int, int*)':
koala.cpp:108:17: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  108 |     int mid = l + r >> 1;
      |               ~~^~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 344 KB Output is correct
2 Correct 3 ms 344 KB Output is correct
3 Correct 3 ms 344 KB Output is correct
4 Correct 3 ms 344 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 344 KB Output is correct
2 Correct 10 ms 452 KB Output is correct
3 Correct 10 ms 608 KB Output is correct
4 Correct 10 ms 344 KB Output is correct

Subtask #3
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 344 KB Output is correct
2 Correct 25 ms 344 KB Output is correct
3 Correct 26 ms 344 KB Output is correct
4 Correct 25 ms 344 KB Output is correct
5 Correct 24 ms 344 KB Output is correct
6 Correct 24 ms 600 KB Output is correct
7 Correct 24 ms 344 KB Output is correct
8 Correct 24 ms 344 KB Output is correct
9 Correct 25 ms 592 KB Output is correct
10 Correct 24 ms 344 KB Output is correct
11 Correct 24 ms 344 KB Output is correct
12 Correct 16 ms 452 KB Output is correct
13 Correct 25 ms 344 KB Output is correct
14 Correct 22 ms 448 KB Output is correct
15 Correct 23 ms 432 KB Output is correct
16 Correct 21 ms 344 KB Output is correct
17 Correct 22 ms 344 KB Output is correct
18 Correct 22 ms 344 KB Output is correct
19 Correct 22 ms 344 KB Output is correct
20 Correct 22 ms 448 KB Output is correct

Subtask #5
0 / 53.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -