| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 130804 |
2019-07-16T05:56:36 Z |
gs14004 |
Snake (CEOI08_snake) |
C++17 |
|
2 ms |
420 KB |
#include <bits/stdc++.h>
#include "snakelib.h"
using namespace std;
char a1, a2;
int main(){
int sl = 0, el = 12121;
int sr = 0, er = 12121;
int k = get_speed();
for(int i=0; (er - sr > k || el - sl > k) && i < 13; i++){
el += k;
er += k;
int ml = (sl + el) / 2;
int mr = (sr + er) / 2;
ask_snake(ml, mr, &a1, &a2);
if(a1 == 'b') sl = ml + 1;
else el = ml;
if(a2 == 'f') er = mr;
else sr = mr + 1;
}
int est1 = (er - el);
int est2 = (sr - sl);
tell_length(max(1, (est1 + est2) / 2));
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
248 KB |
Output is correct: estimate ok. 13 calls needed |
| 2 |
Correct |
2 ms |
248 KB |
Output is correct: estimate ok. 13 calls needed |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct: estimate ok. 13 calls needed |
| 4 |
Correct |
2 ms |
420 KB |
Output is correct: estimate ok. 13 calls needed |
| 5 |
Correct |
2 ms |
248 KB |
Output is correct: estimate ok. 13 calls needed |
| 6 |
Incorrect |
2 ms |
248 KB |
your estimate differs too much (1 units) |
| 7 |
Incorrect |
2 ms |
376 KB |
your estimate differs too much (2 units) |
| 8 |
Incorrect |
2 ms |
248 KB |
your estimate differs too much (3 units) |
| 9 |
Correct |
2 ms |
248 KB |
Output is correct: estimate ok. 13 calls needed |
| 10 |
Incorrect |
2 ms |
248 KB |
your estimate differs too much (5 units) |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct: estimate ok. 13 calls needed |
| 12 |
Correct |
2 ms |
376 KB |
Output is correct: estimate ok. 13 calls needed |
| 13 |
Correct |
2 ms |
248 KB |
Output is correct: estimate ok. 13 calls needed |
| 14 |
Correct |
2 ms |
248 KB |
Output is correct: estimate ok. 13 calls needed |
| 15 |
Correct |
2 ms |
248 KB |
Output is correct: estimate ok. 13 calls needed |
| 16 |
Correct |
2 ms |
248 KB |
Output is correct: estimate ok. 13 calls needed |
| 17 |
Correct |
2 ms |
248 KB |
Output is correct: estimate ok. 13 calls needed |
| 18 |
Correct |
2 ms |
376 KB |
Output is correct: estimate ok. 13 calls needed |
| 19 |
Correct |
2 ms |
296 KB |
Output is correct: estimate ok. 13 calls needed |
| 20 |
Correct |
2 ms |
248 KB |
Output is correct: estimate ok. 13 calls needed |
