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Submission #231492

# Submission time Handle Problem Language Result Execution time Memory
231492 2020-05-13T19:25:10 Z muhammad_hokimiyon Hotter Colder (IOI10_hottercolder) C++14
0 / 100
 773 ms 22264 KB 
#include<bits/stdc++.h>
#include "grader.h"

using namespace std;

int HC(int nn)
{
    int Q = 0;
    int ls1 = 0;
    int ls2 = 0;
    int l = 1 , r = nn;
    while( l < r ){
        ls1 = ls2;
        int m = (l + r) / 2;
        if( l == 1 && r == 2 ){
            int x1 = Guess(1);
            int x2 = Guess(2);
            if( x2 == 1 )return 2;
            return 1;
        }
        int x1 = Guess(m - 1);
        ls2 = m - 1;
        if( x1 == -1 && m - 1 < ls1 ){
            l = m + 1;
            continue;
        }
        if( x1 == -1 && m - 1 > ls1 ){
            r = m - 1;
            continue;
        }
        ls2 = m + 1;
        int x2 = Guess(m + 1);
        if( x2 == 0 ){
            return m;
        }
        if( x2 == 1 )l = m + 1;
        else r = m - 1;
    }
    return l;
}

Compilation message

hottercolder.cpp: In function 'int HC(int)':
hottercolder.cpp:16:17: warning: unused variable 'x1' [-Wunused-variable]
             int x1 = Guess(1);
                 ^~
hottercolder.cpp:8:9: warning: unused variable 'Q' [-Wunused-variable]
     int Q = 0;
         ^

Subtask #1
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 29 ms 2816 KB Output isn't correct

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 31 ms 2808 KB Output isn't correct

Subtask #3
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 30 ms 2816 KB Output isn't correct

Subtask #4
0.0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 773 ms 22264 KB Output isn't correct - alpha = 0.000000000000