Submission #75840

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
75840	2018-09-11T10:04:22 Z	nvmdava	Combo (IOI18_combo)	C++17	5 / 100	2 ms	220 KB

combo

#include "combo.h"
#include <bits/stdc++.h>
using namespace std;

string s;
char c[4];

string guess_sequence(int N) {
	int k;
	if(press("AB")){
		if(press("A")){
			c[0] = 'B';
			c[1] = 'X';
			c[2] = 'Y';
			s = "A";
		} else {
			c[0] = 'A';
			c[1] = 'X';
			c[2] = 'Y';
			s = "B";
		}
	} else {
		if(press("X")){
			c[0] = 'B';
			c[1] = 'A';
			c[2] = 'Y';
			s = "X";
		} else {
			c[0] = 'B';
			c[1] = 'X';
			c[2] = 'A';
			s = "Y";
		}
	}
	for(int i = 2; i < N; i++){
		k = press(s + c[0]  + c[1] + s + c[0] + c[0] + s + c[0] + c[2] + s + c[1]); 
		if(k == i + 1){
			s += c[0];
		} else if(k == i){
			s += c[1];
		} else {
			s += c[2];
		}
	}
	if(press(s + c[0]) == N){
		s += c[0];
	} else {
		if(press(s + c[1]) == N){
			s += c[1];
		} else {
			s += c[2];
		}
	}
	return s;
}

Subtask #1

5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	200 KB	Output is correct
2	Correct	1 ms	200 KB	Output is correct
3	Correct	1 ms	200 KB	Output is correct
4	Correct	1 ms	220 KB	Output is correct
5	Correct	1 ms	200 KB	Output is correct
6	Correct	2 ms	200 KB	Output is correct
7	Correct	1 ms	200 KB	Output is correct
8	Correct	2 ms	200 KB	Output is correct
9	Correct	1 ms	200 KB	Output is correct
10	Correct	1 ms	200 KB	Output is correct
11	Correct	1 ms	200 KB	Output is correct
12	Correct	1 ms	200 KB	Output is correct
13	Correct	1 ms	200 KB	Output is correct
14	Correct	1 ms	200 KB	Output is correct
15	Correct	1 ms	200 KB	Output is correct
16	Correct	1 ms	200 KB	Output is correct
17	Correct	1 ms	200 KB	Output is correct
18	Correct	1 ms	200 KB	Output is correct
19	Correct	1 ms	200 KB	Output is correct
20	Correct	1 ms	200 KB	Output is correct
21	Correct	1 ms	200 KB	Output is correct
22	Correct	1 ms	200 KB	Output is correct
23	Correct	1 ms	200 KB	Output is correct
24	Correct	1 ms	200 KB	Output is correct
25	Correct	1 ms	220 KB	Output is correct
26	Correct	1 ms	200 KB	Output is correct
27	Correct	1 ms	200 KB	Output is correct
28	Correct	1 ms	200 KB	Output is correct
29	Correct	1 ms	200 KB	Output is correct
30	Correct	1 ms	200 KB	Output is correct
31	Correct	1 ms	200 KB	Output is correct
32	Correct	1 ms	200 KB	Output is correct
33	Correct	1 ms	200 KB	Output is correct
34	Correct	1 ms	200 KB	Output is correct
35	Correct	1 ms	200 KB	Output is correct
36	Correct	1 ms	200 KB	Output is correct

Subtask #2

0 / 95.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	1 ms	200 KB	Wrong Answer: wrong guess.
2	Halted	0 ms	0 KB	-