oj.uz

Submission #1030317

# Submission time Handle Problem Language Result Execution time Memory
1030317 2024-07-22T02:37:02 Z vjudge1 Koala Game (APIO17_koala) C++17
29 / 100
 30 ms 596 KB 
#include "koala.h"
#include<bits/stdc++.h>
using namespace std;
mt19937 rng(243987);
int you[100],cnt;
int minValue(int N, int W) {
    int me[100]{1};
    playRound(me,you),cnt++;
    for(int i=0;i<N;i++)
        if(you[i]==0)
            return i;
    return 0;
}

int maxValue(int N, int W) {
    int me[100];
    vector<int>theposs(N);
    iota(theposs.begin(),theposs.end(),0);
    while(theposs.size()>1){
        memset(me,0,sizeof me);
        for(auto i:theposs)
            me[i]=W/theposs.size();
        playRound(me,you),cnt++;
        vector<int>theposs2;
        for(auto i:theposs)
            if(you[i])theposs2.push_back(i);
        theposs=theposs2;
    }
    return theposs[0];
}
int greaterValue(int N, int W) {
    int me[100]{1,1};
    int L=1,R=8;
    while(L<=R){
        int mid=L+R>>1;
        me[0]=mid;
        me[1]=mid;
        playRound(me,you),cnt++;
        if(you[0]-you[1])
            return cerr<<mid,!you[0];
        if(you[0])
            L=mid+2;
        else R=mid-1;
    }
    return 0;
}
int lst[101];
int smal[101];
int greaterValue2(int A,int B) {
    int me[100]{};
    me[A]=70;me[B]=70;
    if(cnt==700)assert(0);
    playRound(me,you),cnt++;
    return !you[A];
}

void allValues(int N, int W, int *P) {  
    vector<int>v(N);
    iota(v.begin(),v.end(),0);
    stable_sort(v.begin(),v.end(),[](int a,int b){
        return !greaterValue2(a,b);
    });
    for(int i=0;i<N;i++)
        P[v[i]]=N-i;
}

Compilation message

koala.cpp: In function 'int greaterValue(int, int)':
koala.cpp:35:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   35 |         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 460 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 596 KB Output is correct
2 Correct 12 ms 344 KB Output is correct
3 Correct 9 ms 344 KB Output is correct
4 Correct 11 ms 344 KB Output is correct

Subtask #3
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 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 13 ms 344 KB Output is correct
2 Correct 30 ms 344 KB Output is correct
3 Correct 28 ms 344 KB Output is correct
4 Correct 28 ms 344 KB Output is correct
5 Correct 28 ms 344 KB Output is correct
6 Correct 27 ms 344 KB Output is correct
7 Correct 28 ms 344 KB Output is correct
8 Correct 28 ms 344 KB Output is correct
9 Correct 29 ms 344 KB Output is correct
10 Correct 27 ms 428 KB Output is correct
11 Correct 29 ms 344 KB Output is correct
12 Correct 17 ms 344 KB Output is correct
13 Correct 30 ms 344 KB Output is correct
14 Correct 24 ms 344 KB Output is correct
15 Correct 25 ms 344 KB Output is correct
16 Correct 25 ms 344 KB Output is correct
17 Correct 24 ms 456 KB Output is correct
18 Correct 27 ms 344 KB Output is correct
19 Correct 24 ms 344 KB Output is correct
20 Correct 28 ms 344 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 -