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Submission #556639

# Submission time Handle Problem Language Result Execution time Memory
556639 2022-05-03T12:50:09 Z MohamedFaresNebili Hotter Colder (IOI10_hottercolder) C++14
0 / 100
 656 ms 68692 KB 
#include <bits/stdc++.h>
#include "grader.h"
 
        using namespace std;
 
        using ll = long long;
        using ii = pair<ll, ll>;
        using vi = vector<int>;
 
        #define ff first
        #define ss second
        #define pb push_back
        #define all(x) (x).begin(), (x).end()
        #define lb lower_bound
        /// #define int ll
 
        const int oo = 1e9 + 7;
 
        int HC(int N) {
            int lo = 1, hi = N, pr = 1; Guess(1);
            while(lo <= hi) {
                int to = (lo + hi) / 2;

              	if(to == pr) return to;
 
                int r = Guess(to), md = abs(to - pr);
                if(md & 1) md++;
                if(to > pr) {
                    if(r == -1) hi = to - md / 2;
                    if(r == 0) return (to + pr) / 2;
                    if(r == 1) lo = pr + md / 2;
                }
                if(to < pr) {
                    if(r == -1) lo = to + md / 2;
                    if(r == 0) return (to + pr) / 2;
                    if(r == 1) hi = pr - md / 2;
                }
                pr = to;
            }
            return N;
        }

Subtask #1
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 27 ms 8524 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 28 ms 8532 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 29 ms 8540 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 656 ms 68692 KB Output isn't correct - alpha = 0.000000000000