oj.uz

Submission #267038

# Submission time Handle Problem Language Result Execution time Memory
267038 2020-08-15T17:46:34 Z amoo_safar Koala Game (APIO17_koala) C++17
100 / 100
 135 ms 532 KB 
#include "koala.h"

#include <bits/stdc++.h>

#define pb push_back

using namespace std;

int Sum(int l, int r){
    return (l + r) * (r - l + 1) / 2;;
}


int dp[102][102];
int inp[100], out[100];
int ans[100], np, rq;

int minValue(int n, int w) {
    assert(n == w);

    memset(inp, 0, sizeof inp);
    memset(out, 0, sizeof out);
    inp[0] = 1;
    playRound(inp, out);
    for(int i = 0; i < n; i++) if(inp[i] >= out[i]) return i;
    return 0;
}


int maxValue(int n, int w) {
    assert(n == 100);
    int Ask[4] = {1, 2, 4, 11};
    int req[4] = {50, 25, 9, 1};
    vector<int> I(n);
    iota(I.begin(), I.end(), 0);
    for(int it = 0; it < 4; it ++){
        memset(inp, 0, sizeof inp);
        memset(out, 0, sizeof out);
        for(auto x : I) inp[x] = Ask[it];
        playRound(inp, out);
        
        I.clear();
        for(int i = 0; i < 100; i++){
            if((out[i] > inp[i]) && (inp[i] > 0)) I.pb(i);
        }
        assert(((int) I.size() == req[it]));
    }
    assert(((int)I.size() == 1));  
    return I[0];
}


int greaterValue(int n, int w) {
    assert(n == 100);
    //int req[4] = {50, 25, 9, 1};
    vector<int> I(2);
    iota(I.begin(), I.end(), 0);
    int L = -1, R = 4, it;
    while(L + 1 < R){
        it = (L + R) >> 1;
        memset(inp, 0, sizeof inp);
        memset(out, 0, sizeof out);
        for(auto x : I) inp[x] = 1 << it;
        playRound(inp, out);
        
        I.clear();
        for(int i = 0; i < 100; i++){
            if((out[i] > inp[i]) && (inp[i] > 0)) I.pb(i);
        }
        if(I.size() == 1) break;
        if(I.empty()){
            I.pb(0);
            I.pb(1);
            R = it;
        } else {
            L = it;
        }
        //assert(((int) I.size() == req[it]));
    }
    assert(((int)I.size() == 1));  
    return I[0];
}


bool CMP(int i, int j){
    memset(inp, 0, sizeof inp);
    memset(out, 0, sizeof out);
    inp[i] = np;
    inp[j] = np;
    playRound(inp, out);
    rq --;
    if(rq == 0) assert(false);
    return out[i] <= inp[i];
}


void Solve(vector<int> pos, int L, int R){
    //int n = np;
    if(L == R){
        ans[pos[0]] = L;
        return ;
    }
    int cnt = dp[L][R];
    memset(inp, 0, sizeof inp);
    for(auto x : pos)
        inp[x] = cnt;
    memset(out, 0, sizeof out);
    playRound(inp, out);
    vector<int> Le, Bi;
    for(int i = 0; i < np; i++){
        if(inp[i] > 0){
            if(inp[i] < out[i]){
                Bi.pb(i);
            } else {
                Le.pb(i);
            }
        }
    }
    /*
    if(Le.empty()){
        cerr << "! " << L << " " << R << " -> " << pos.size() << '\n';
        //for(int i = 0; i < 100; i++) cerr << inp[i] << ' ' << out[i] << '\n';
        cerr << '\n';
    }
    */
    assert(!Le.empty());
    assert(!Bi.empty());
    Solve(Le, L, L + Le.size() - 1);
    Solve(Bi, L + Le.size(), R);
}

void allValues(int n, int w, int *P) {
    np = n;
    if (w == 2 * n) {
        rq = 700;
        vector<int> I;
        I.pb(0);
        for(int i = 1; i < n; i++){
            int L = -1, R = I.size();
            while(L + 1 < R){
                int mid = (L + R) >> 1;
                if(CMP(I[mid], i)) L = mid;
                else R = mid;
            }
            I.insert(I.begin() + (L + 1), i);
        }
        for(int i = 0; i < n; i++)
            P[I[i]] = i + 1;
        return ;
    }
    for(int i = 1; i <= n; i++){
        for(int j = i + 1; j <= n; j++){
            int ln = j - i + 1;
            vector<int> A, B;
            for(int k = n; k >= 1; k--){
                if(i <= k && k <= j) A.pb(k);
                else B.pb(k);
            }
            int val = -1;
            for(int x = 1; x * ln <= n; x++){
                int mx = -1;
                vector<int> Mx;
                for(int cn = 0; cn <= ln; cn ++){
                    if(cn * (x + 1) > n) continue;
                    int res = 0;
                    for(int i2 = 0; i2 < cn; i2 ++) res += A[i2];
                    int cn2 = min(n - (cn * (x + 1)), (int) B.size());
                    for(int i2 = 0; i2 < cn2; i2 ++) res += B[i2];
                    if(res > mx){
                        mx = res;
                        Mx.clear();
                    }
                    if(res == mx) Mx.pb(cn);
                }
                if(!Mx.empty() && (Mx[0] != 0) && (Mx.back() != ln)){
                    val = x;
                }
            }
            dp[i][j] = val;
        }
    }
    
    vector<int> I(n);
    iota(I.begin(), I.end(), 0); 
    Solve(I, 1, n);

    for(int i = 0; i < n; i++)
        P[i] = ans[i];
}
/*
4 1
6 12 5 3 2 1 6 4

*/

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 7 ms 384 KB Output is correct
4 Correct 6 ms 384 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 384 KB Output is correct
2 Correct 20 ms 384 KB Output is correct
3 Correct 21 ms 384 KB Output is correct
4 Correct 19 ms 384 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 135 ms 384 KB Output is correct
2 Correct 124 ms 384 KB Output is correct
3 Correct 130 ms 384 KB Output is correct
4 Correct 130 ms 504 KB Output is correct
5 Correct 128 ms 384 KB Output is correct
6 Correct 130 ms 384 KB Output is correct
7 Correct 126 ms 384 KB Output is correct
8 Correct 131 ms 532 KB Output is correct
9 Correct 131 ms 516 KB Output is correct
10 Correct 124 ms 384 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 49 ms 384 KB Output is correct
2 Correct 46 ms 504 KB Output is correct
3 Correct 45 ms 384 KB Output is correct
4 Correct 46 ms 384 KB Output is correct
5 Correct 45 ms 384 KB Output is correct
6 Correct 46 ms 384 KB Output is correct
7 Correct 45 ms 384 KB Output is correct
8 Correct 46 ms 384 KB Output is correct
9 Correct 47 ms 504 KB Output is correct
10 Correct 49 ms 384 KB Output is correct
11 Correct 58 ms 384 KB Output is correct
12 Correct 41 ms 384 KB Output is correct
13 Correct 46 ms 512 KB Output is correct
14 Correct 44 ms 384 KB Output is correct
15 Correct 46 ms 384 KB Output is correct
16 Correct 44 ms 384 KB Output is correct
17 Correct 44 ms 384 KB Output is correct
18 Correct 44 ms 384 KB Output is correct
19 Correct 47 ms 496 KB Output is correct
20 Correct 44 ms 384 KB Output is correct

Subtask #5
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 376 KB Output is correct
2 Correct 38 ms 376 KB Output is correct
3 Correct 37 ms 384 KB Output is correct
4 Correct 37 ms 376 KB Output is correct
5 Correct 37 ms 376 KB Output is correct
6 Correct 38 ms 384 KB Output is correct
7 Correct 37 ms 384 KB Output is correct
8 Correct 44 ms 384 KB Output is correct
9 Correct 37 ms 384 KB Output is correct
10 Correct 43 ms 384 KB Output is correct
11 Correct 44 ms 380 KB Output is correct
12 Correct 42 ms 504 KB Output is correct
13 Correct 37 ms 376 KB Output is correct
14 Correct 36 ms 384 KB Output is correct
15 Correct 38 ms 384 KB Output is correct
16 Correct 40 ms 256 KB Output is correct
17 Correct 37 ms 384 KB Output is correct
18 Correct 40 ms 504 KB Output is correct
19 Correct 40 ms 376 KB Output is correct
20 Correct 37 ms 384 KB Output is correct
21 Correct 39 ms 384 KB Output is correct
22 Correct 36 ms 384 KB Output is correct
23 Correct 36 ms 384 KB Output is correct
24 Correct 37 ms 384 KB Output is correct
25 Correct 37 ms 388 KB Output is correct
26 Correct 36 ms 376 KB Output is correct
27 Correct 36 ms 384 KB Output is correct
28 Correct 37 ms 384 KB Output is correct
29 Correct 36 ms 384 KB Output is correct
30 Correct 37 ms 384 KB Output is correct
31 Correct 37 ms 384 KB Output is correct
32 Correct 37 ms 384 KB Output is correct
33 Correct 38 ms 384 KB Output is correct
34 Correct 37 ms 380 KB Output is correct
35 Correct 39 ms 504 KB Output is correct
36 Correct 37 ms 384 KB Output is correct
37 Correct 37 ms 384 KB Output is correct
38 Correct 37 ms 384 KB Output is correct
39 Correct 37 ms 384 KB Output is correct
40 Correct 40 ms 384 KB Output is correct