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Submission #718101

# Submission time Handle Problem Language Result Execution time Memory
718101 2023-04-03T10:20:55 Z Jarif_Rahman The Big Prize (IOI17_prize) C++17
20 / 100
 78 ms 296 KB 
#include "prize.h"
#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;

vector<vector<int>> asked;
vector<int> Ask(int i){
    if(asked[i].empty()) asked[i] = ask(i);
    return asked[i];
}

int find_best(int n){
    int p = 0;
    while(1){
        auto cur = ask(p);
        if(cur[0]+cur[1] == 0) return p;
        int a = p+1, b = n-1;
        while(a < b){
            int md = (a+b)/2;
            auto v = ask(md);
            if(v[0]+v[1] != cur[0]+cur[1]) b = md;
            else if(v[0] != cur[0]) b = md-1;
            else a = md+1;
        }
        p = a;
    }
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 272 KB Output is correct
3 Correct 1 ms 292 KB Output is correct
4 Correct 1 ms 292 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 272 KB Output is correct
7 Correct 1 ms 288 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 1 ms 208 KB Output is correct

Subtask #2
0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 292 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 280 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 1 ms 292 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 1 ms 208 KB Output is correct
11 Correct 6 ms 296 KB Output is correct
12 Correct 1 ms 284 KB Output is correct
13 Correct 10 ms 208 KB Output is correct
14 Correct 7 ms 208 KB Output is correct
15 Correct 19 ms 208 KB Output is correct
16 Incorrect 78 ms 208 KB Incorrect
17 Halted 0 ms 0 KB -