oj.uz

Submission #1050883

# Submission time Handle Problem Language Result Execution time Memory
1050883 2024-08-09T16:11:03 Z Andrey Monster Game (JOI21_monster) C++17
66 / 100
 56 ms 600 KB 
#include "monster.h"
#include<bits/stdc++.h>
using namespace std;

vector<int> haha(0);

void dude(int l, int r) {
    if(l == r) {
        return;
    }
    int mid = (l+r)/2;
    dude(l,mid);
    dude(mid+1,r);
    vector<int> wow(0);
    int x = l,y = mid+1;
    for(int i = 0; i < r-l+1; i++) {
        if(x != mid+1 && (y == r+1 || Query(haha[y],haha[x]))) {
            wow.push_back(haha[x]);
            x++;
        }
        else {
            wow.push_back(haha[y]);
            y++;
        }
    }
    for(int i = 0; i < wow.size(); i++) {
        haha[i+l] = wow[i];
    }
}

vector<int> Solve(int n) {
    for(int i = 0; i < n; i++) {
        haha.push_back(i);
    }
    dude(0,n-1);
    vector<int> ans(n);
    bool yeah = true;
    vector<bool> bruh(n);
    int big;
    for(int i = 2; i < n; i++) {
        if(Query(haha[0],haha[i])) {
            bruh[i] = true;
            if(!yeah) {
                big = i;
                break;
            }
        }
        else {
            if((i == 3) || (yeah && i >= 3 && Query(haha[i-1],haha[1]))) {
                big = i-1;
                yeah = false;
                break;
            }
            yeah = false;
        }
    }
    if(yeah) {
        if(Query(haha[n-1],haha[1])) {
            for(int i = 0; i < n-1; i++) {
                ans[haha[i]] = n-2-i;
            }
            ans[haha[n-1]] = n-1;
        }
        else {
            for(int i = 0; i < n; i++) {
                ans[haha[i]] = n-1-i;
            }
        }
        return ans;
    }
    int p = big-1;
    if(big == 2) {
        p = 1;
        for(int i = 3; i < n; i++) {
            if(Query(haha[1],haha[i])) {
                p = 0;
            }
        }
        for(int i = 3; i < n; i++) {
            if(Query(haha[0],haha[i])) {
                p = -1;
            }
        }
    }
    else {
        while(p > 1 && !bruh[p]) {
            p--;
        }
        if(p == 1 && Query(haha[1],haha[big])) {
            p--;
        }
    }
    for(int i = 0; i <= p; i++) {
        ans[haha[i]] = p-i;
    }
    for(int i = p+1; i <= big; i++) {
        ans[haha[i]] = big-(i-p-1);
    }
    int y = p+1,x = big+1;
    for(int i = big+1; i < n; i++) {
        if(Query(haha[y],haha[i])) {
            for(int j = x; j <= i; j++) {
                ans[haha[j]] = i-(j-x);
            }
            y = x;
            x = i+1;
        }
    }

    return ans;
}

Compilation message

monster.cpp: In function 'void dude(int, int)':
monster.cpp:26:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |     for(int i = 0; i < wow.size(); i++) {
      |                    ~~^~~~~~~~~~~~
monster.cpp: In function 'std::vector<int> Solve(int)':
monster.cpp:71:9: warning: 'big' may be used uninitialized in this function [-Wmaybe-uninitialized]
   71 |     int p = big-1;
      |         ^

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Incorrect 0 ms 344 KB Wrong Answer [3]
5 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Incorrect 0 ms 344 KB Wrong Answer [3]
5 Halted 0 ms 0 KB -

Subtask #3
66.0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 344 KB Output is correct
2 Partially correct 56 ms 420 KB Partially correct
3 Correct 38 ms 420 KB Output is correct
4 Correct 38 ms 344 KB Output is correct
5 Correct 49 ms 592 KB Output is correct
6 Correct 24 ms 344 KB Output is correct
7 Correct 28 ms 420 KB Output is correct
8 Correct 41 ms 424 KB Output is correct
9 Correct 37 ms 344 KB Output is correct
10 Correct 35 ms 420 KB Output is correct
11 Correct 46 ms 344 KB Output is correct
12 Correct 37 ms 424 KB Output is correct
13 Correct 34 ms 344 KB Output is correct
14 Correct 42 ms 592 KB Output is correct
15 Correct 18 ms 344 KB Output is correct
16 Correct 20 ms 600 KB Output is correct
17 Partially correct 32 ms 424 KB Partially correct
18 Correct 27 ms 600 KB Output is correct