oj.uz

답안 #136206

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
136206 2019-07-25T01:08:20 Z gs14004 Snake (CEOI08_snake) C++17
100 / 100
 2 ms 376 KB 
#include <bits/stdc++.h>
#include "snakelib.h"
using namespace std;
 
char a1, a2;
 
int main(){
	int k = get_speed();
	ask_snake(4040, 8080, &a1, &a2);
	int sl, el, sr, er;
	if(a1 == 'f'){
		tie(sl, el, sr, er) = make_tuple(0, 4040, 0, 4040);
	}
	else if(a1 == 's'){
		tie(sl, el) = make_tuple(0, 4040);
		if(a2 == 's') tie(sr, er) = make_tuple(8080, 12121);
		else tie(sr, er) = make_tuple(4040, 8080);
	}
	else{
		if(a2 == 'f') tie(sl, el, sr, er) = make_tuple(4040, 8080, 4040, 8080);
		else if(a2 == 's') tie(sl, el, sr, er) = make_tuple(4040, 8080, 8080, 12121);
		else tie(sl, el, sr, er) = make_tuple(8080, 12121, 8080, 12121);
	}
	for(int i=0; (er - sr > k || el - sl > k); 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));
}

Subtask #1
100.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 296 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 376 KB Output is correct: estimate ok. 13 calls needed
5 Correct 2 ms 376 KB Output is correct: estimate ok. 13 calls needed
6 Correct 2 ms 248 KB Output is correct: estimate ok. 13 calls needed
7 Correct 2 ms 376 KB Output is correct: estimate ok. 13 calls needed
8 Correct 2 ms 376 KB Output is correct: estimate ok. 13 calls needed
9 Correct 2 ms 248 KB Output is correct: estimate ok. 13 calls needed
10 Correct 2 ms 248 KB Output is correct: estimate ok. 13 calls needed
11 Correct 2 ms 252 KB Output is correct: estimate ok. 13 calls needed
12 Correct 2 ms 296 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 376 KB Output is correct: estimate ok. 13 calls needed
16 Correct 2 ms 252 KB Output is correct: estimate ok. 13 calls needed
17 Correct 2 ms 376 KB Output is correct: estimate ok. 13 calls needed
18 Correct 2 ms 248 KB Output is correct: estimate ok. 13 calls needed
19 Correct 2 ms 252 KB Output is correct: estimate ok. 13 calls needed
20 Correct 2 ms 248 KB Output is correct: estimate ok. 13 calls needed