Submission #137982

# Submission time Handle Problem Language Result Execution time Memory
137982 2019-07-28T17:16:13 Z MoNsTeR_CuBe Combo (IOI18_combo) C++17
100 / 100
74 ms 17236 KB
#include <bits/stdc++.h>
#include "combo.h"

using namespace std;

vector< char > guess{'A', 'B', 'X', 'Y'};

void recur(string &pref, int index){
	if(index == 0) return;
	string s = "";
	
	s = pref + guess[0] + pref + guess[1] + guess[0] + pref + guess[1] + guess[1] + pref + guess[1] + guess[2];
	
	int rep = press(s);
	if(rep == (int)pref.size()){
		pref += guess[2];
		recur(pref, index - 1);
	}else if(rep == (int)pref.size()+1){
		pref = (pref + guess[0]);
		recur(pref, index - 1);
	}else{
		pref = (pref + guess[1]);
		recur(pref, index - 1);
	}
}

string guess_sequence(int N) {
	string s = "AB";
	if(press(s)){
		s = "A";
		if(!press(s)){
			s = "B";
		}
	}else{
		s = "X";
		if(!press(s)){
			s = "Y";
		}
	}
	for(int i = 0; i < 4; i++){
		if(s[0] == guess[i]){
			swap(guess[i], guess.back());
			guess.pop_back();
			break;
		}
	}
	if(N == 1) return s;
	if(N >= 3) recur(s, N-2);
	
	s += guess[0];
	if(press(s) == N){
		return s;
	}
	s.back() = guess[1];
	if(press(s) == N) return s;
	s.back() = guess[2];
	return s;
}
# Verdict Execution time Memory Grader output
1 Correct 2 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 200 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 1 ms 200 KB Output is correct
9 Correct 1 ms 200 KB Output is correct
10 Correct 2 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 2 ms 200 KB Output is correct
14 Correct 1 ms 200 KB Output is correct
15 Correct 2 ms 200 KB Output is correct
16 Correct 1 ms 228 KB Output is correct
17 Correct 2 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 200 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 2 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 3 ms 200 KB Output is correct
34 Correct 1 ms 200 KB Output is correct
35 Correct 2 ms 200 KB Output is correct
36 Correct 2 ms 200 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 2 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 1 ms 200 KB Output is correct
6 Correct 1 ms 200 KB Output is correct
7 Correct 2 ms 200 KB Output is correct
8 Correct 2 ms 200 KB Output is correct
9 Correct 2 ms 200 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 2 ms 200 KB Output is correct
12 Correct 1 ms 296 KB Output is correct
13 Correct 2 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 46 ms 17088 KB Output is correct
18 Correct 54 ms 17124 KB Output is correct
19 Correct 51 ms 17140 KB Output is correct
20 Correct 61 ms 17236 KB Output is correct
21 Correct 55 ms 17092 KB Output is correct
22 Correct 2 ms 200 KB Output is correct
23 Correct 2 ms 200 KB Output is correct
24 Correct 3 ms 328 KB Output is correct
25 Correct 2 ms 456 KB Output is correct
26 Correct 3 ms 328 KB Output is correct
27 Correct 3 ms 328 KB Output is correct
28 Correct 3 ms 328 KB Output is correct
29 Correct 4 ms 456 KB Output is correct
30 Correct 5 ms 484 KB Output is correct
31 Correct 4 ms 456 KB Output is correct
32 Correct 56 ms 16920 KB Output is correct
33 Correct 51 ms 17060 KB Output is correct
34 Correct 59 ms 16980 KB Output is correct
35 Correct 54 ms 17016 KB Output is correct
36 Correct 53 ms 17204 KB Output is correct
37 Correct 58 ms 17040 KB Output is correct
38 Correct 47 ms 17068 KB Output is correct
39 Correct 51 ms 17052 KB Output is correct
40 Correct 59 ms 17064 KB Output is correct
41 Correct 61 ms 17052 KB Output is correct
42 Correct 64 ms 17112 KB Output is correct
43 Correct 57 ms 17112 KB Output is correct
44 Correct 55 ms 17060 KB Output is correct
45 Correct 55 ms 17092 KB Output is correct
46 Correct 59 ms 17128 KB Output is correct
47 Correct 60 ms 17136 KB Output is correct
48 Correct 56 ms 17132 KB Output is correct
49 Correct 63 ms 17124 KB Output is correct
50 Correct 64 ms 17056 KB Output is correct
51 Correct 46 ms 17088 KB Output is correct
52 Correct 56 ms 17148 KB Output is correct
53 Correct 68 ms 17080 KB Output is correct
54 Correct 58 ms 17180 KB Output is correct
55 Correct 62 ms 17140 KB Output is correct
56 Correct 61 ms 17100 KB Output is correct
57 Correct 57 ms 17104 KB Output is correct
58 Correct 65 ms 17072 KB Output is correct
59 Correct 35 ms 17192 KB Output is correct
60 Correct 55 ms 17144 KB Output is correct
61 Correct 59 ms 17128 KB Output is correct
62 Correct 48 ms 17100 KB Output is correct
63 Correct 53 ms 17064 KB Output is correct
64 Correct 41 ms 17088 KB Output is correct
65 Correct 53 ms 17056 KB Output is correct
66 Correct 53 ms 17168 KB Output is correct
67 Correct 51 ms 17148 KB Output is correct
68 Correct 64 ms 17076 KB Output is correct
69 Correct 61 ms 17124 KB Output is correct
70 Correct 56 ms 17140 KB Output is correct
71 Correct 55 ms 17116 KB Output is correct
72 Correct 58 ms 17148 KB Output is correct
73 Correct 43 ms 17104 KB Output is correct
74 Correct 45 ms 17148 KB Output is correct
75 Correct 74 ms 17096 KB Output is correct
76 Correct 56 ms 17124 KB Output is correct
77 Correct 46 ms 17076 KB Output is correct
78 Correct 1 ms 200 KB Output is correct
79 Correct 1 ms 200 KB Output is correct
80 Correct 1 ms 200 KB Output is correct
81 Correct 2 ms 200 KB Output is correct
82 Correct 2 ms 200 KB Output is correct
83 Correct 2 ms 296 KB Output is correct
84 Correct 2 ms 236 KB Output is correct
85 Correct 2 ms 200 KB Output is correct
86 Correct 2 ms 292 KB Output is correct
87 Correct 5 ms 292 KB Output is correct
88 Correct 2 ms 200 KB Output is correct
89 Correct 2 ms 200 KB Output is correct
90 Correct 1 ms 200 KB Output is correct
91 Correct 2 ms 200 KB Output is correct
92 Correct 2 ms 200 KB Output is correct
93 Correct 2 ms 200 KB Output is correct
94 Correct 2 ms 200 KB Output is correct
95 Correct 3 ms 200 KB Output is correct
96 Correct 2 ms 316 KB Output is correct
97 Correct 2 ms 200 KB Output is correct
98 Correct 1 ms 296 KB Output is correct
99 Correct 2 ms 328 KB Output is correct
100 Correct 3 ms 284 KB Output is correct
101 Correct 2 ms 328 KB Output is correct
102 Correct 2 ms 328 KB Output is correct
103 Correct 2 ms 300 KB Output is correct
104 Correct 2 ms 200 KB Output is correct
105 Correct 2 ms 200 KB Output is correct
106 Correct 2 ms 200 KB Output is correct
107 Correct 2 ms 292 KB Output is correct
108 Correct 1 ms 292 KB Output is correct
109 Correct 2 ms 248 KB Output is correct
110 Correct 1 ms 288 KB Output is correct
111 Correct 2 ms 200 KB Output is correct
112 Correct 1 ms 200 KB Output is correct
113 Correct 1 ms 200 KB Output is correct
114 Correct 1 ms 200 KB Output is correct
115 Correct 2 ms 288 KB Output is correct
116 Correct 2 ms 200 KB Output is correct
117 Correct 2 ms 200 KB Output is correct
118 Correct 1 ms 200 KB Output is correct
119 Correct 2 ms 200 KB Output is correct
120 Correct 2 ms 292 KB Output is correct
121 Correct 1 ms 328 KB Output is correct
122 Correct 2 ms 328 KB Output is correct
123 Correct 2 ms 316 KB Output is correct