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Submission #201709

# Submission time Handle Problem Language Result Execution time Memory
201709 2020-02-11T19:43:08 Z stefdasca Snake (CEOI08_snake) C++14
5 / 100
 5 ms 380 KB 
#include "snakelib.h"
#include<bits/stdc++.h>
using namespace std;
int k;
char x, y;
void casework(int &st, int &dr, int mid1, int mid2)
{
    if(x == 's' && y == 's')
    {
        st = (st + mid1) / 2;
        dr = (dr + mid2) / 2 + k;
    }
    if(x == 's' && y == 'f')
    {
        st = (st + mid1) / 2;
        dr = mid2 + k;
    }
    if(x == 'b' && y == 'b')
        st = mid1;
    if(x == 'f' && y == 'f')
        dr = mid1 + k;
    if(x == 'b' && y == 'f')
    {
        st = mid1;
        dr = mid2 + k;
    }
    if(x == 'b' && y == 's')
    {
        st = mid1;
        dr = (dr + mid2) / 2 + k;
    }
}
int main()
{
    k = get_speed();
    int st = 0;
    int dr = 12121;
    int qu = 13;
    while(qu)
    {
        int mid1 = st + (dr - st) / 3;
        int mid2 = dr - (dr - st) / 3;
        ask_snake(mid1, mid2, &x, &y);
        --qu;
        casework(st, dr, mid1, mid2);
    }
    tell_length(dr - st + 1);
}

Subtask #1
5.0 / 100.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 376 KB your estimate differs too much (12056 units)
2 Incorrect 5 ms 376 KB your estimate differs too much (5768 units)
3 Incorrect 5 ms 376 KB your estimate differs too much (929 units)
4 Incorrect 5 ms 244 KB your estimate differs too much (1039 units)
5 Incorrect 5 ms 248 KB your estimate differs too much (532 units)
6 Incorrect 5 ms 248 KB your estimate differs too much (2 units)
7 Incorrect 5 ms 248 KB your estimate differs too much (4 units)
8 Incorrect 5 ms 248 KB your estimate differs too much (3 units)
9 Incorrect 5 ms 252 KB your estimate differs too much (4 units)
10 Incorrect 5 ms 376 KB your estimate differs too much (6 units)
11 Correct 5 ms 376 KB Output is correct: estimate ok. 13 calls needed
12 Incorrect 5 ms 248 KB your estimate differs too much (2 units)
13 Incorrect 5 ms 248 KB your estimate differs too much (9 units)
14 Incorrect 5 ms 252 KB your estimate differs too much (3989 units)
15 Incorrect 5 ms 248 KB your estimate differs too much (3972 units)
16 Incorrect 5 ms 376 KB your estimate differs too much (9233 units)
17 Incorrect 5 ms 376 KB your estimate differs too much (1547 units)
18 Incorrect 5 ms 376 KB your estimate differs too much (7326 units)
19 Incorrect 5 ms 380 KB your estimate differs too much (3066 units)
20 Incorrect 5 ms 376 KB your estimate differs too much (653 units)