oj.uz

Submission #933846

# Submission time Handle Problem Language Result Execution time Memory
933846 2024-02-26T11:49:10 Z emad234 Combo (IOI18_combo) C++17
100 / 100
 29 ms 1960 KB 
#include <bits/stdc++.h>
#define  ll long long
#define F first
#define S second
#define pii pair<int,int>
const int mod = 1e9 + 7;
const int mxN = 2e5 + 5;
using namespace std;


int press(std::string p);



string guess_sequence(int N) {
	string s = "";
	int x = press("XY");
	if(x == 2) s += "XY";
	else if(x == 1){
		if(press("X") == 1) s += "X";
		else s += "Y";
	}else{
		if(press("A") == 1) s += "A";
		else  s += "B";
	}
	string a = "A",b = "B",c = "X";
	char a1 = 'A',b1 = 'B',c1 = 'X';
	if(s[0] == a1) a = "Y";
	if(s[0] == b1) b = "Y";
	if(s[0] == c1) c = "Y";
	for(int i = s.size();i < N;i++){
		if(i == N - 1){
			int x = press(s + a + s + b);
			if(x == s.size() + 1){
				if(press(s + a) == s.size() + 1) s += a;
				else s += b;
			}
			else s += c;
			break;
		}
		string S = s + a + s + b + a  + s + b + b + s + b + c;
		x = press(S);
		if(x == s.size()) {
			s += c;
		}
		else if(x == s.size() + 1) s += a;
		else s += b;
	}
	return s;
  
}

Compilation message

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:34:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |    if(x == s.size() + 1){
      |       ~~^~~~~~~~~~~~~~~
combo.cpp:35:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   35 |     if(press(s + a) == s.size() + 1) s += a;
      |        ~~~~~~~~~~~~~^~~~~~~~~~~~~~~
combo.cpp:43:8: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |   if(x == s.size()) {
      |      ~~^~~~~~~~~~~
combo.cpp:46:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   46 |   else if(x == s.size() + 1) s += a;
      |           ~~^~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 408 KB Output is correct
13 Correct 1 ms 596 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 1 ms 344 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 0 ms 344 KB Output is correct

Subtask #2
95.0 / 95.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 10 ms 1216 KB Output is correct
18 Correct 10 ms 1128 KB Output is correct
19 Correct 11 ms 1628 KB Output is correct
20 Correct 12 ms 1308 KB Output is correct
21 Correct 29 ms 932 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 1 ms 432 KB Output is correct
24 Correct 0 ms 432 KB Output is correct
25 Correct 1 ms 696 KB Output is correct
26 Correct 1 ms 692 KB Output is correct
27 Correct 1 ms 440 KB Output is correct
28 Correct 1 ms 440 KB Output is correct
29 Correct 1 ms 956 KB Output is correct
30 Correct 1 ms 436 KB Output is correct
31 Correct 1 ms 696 KB Output is correct
32 Correct 11 ms 1152 KB Output is correct
33 Correct 11 ms 1824 KB Output is correct
34 Correct 10 ms 1064 KB Output is correct
35 Correct 10 ms 1016 KB Output is correct
36 Correct 10 ms 1128 KB Output is correct
37 Correct 10 ms 1172 KB Output is correct
38 Correct 9 ms 1128 KB Output is correct
39 Correct 10 ms 1288 KB Output is correct
40 Correct 10 ms 848 KB Output is correct
41 Correct 10 ms 1168 KB Output is correct
42 Correct 10 ms 924 KB Output is correct
43 Correct 11 ms 1076 KB Output is correct
44 Correct 11 ms 1960 KB Output is correct
45 Correct 11 ms 1652 KB Output is correct
46 Correct 10 ms 1188 KB Output is correct
47 Correct 10 ms 1520 KB Output is correct
48 Correct 11 ms 1220 KB Output is correct
49 Correct 10 ms 1208 KB Output is correct
50 Correct 11 ms 1632 KB Output is correct
51 Correct 10 ms 1128 KB Output is correct
52 Correct 10 ms 1204 KB Output is correct
53 Correct 10 ms 1036 KB Output is correct
54 Correct 10 ms 1264 KB Output is correct
55 Correct 13 ms 1728 KB Output is correct
56 Correct 12 ms 1544 KB Output is correct
57 Correct 9 ms 1024 KB Output is correct
58 Correct 10 ms 1140 KB Output is correct
59 Correct 11 ms 1436 KB Output is correct
60 Correct 10 ms 1396 KB Output is correct
61 Correct 10 ms 1556 KB Output is correct
62 Correct 10 ms 1100 KB Output is correct
63 Correct 10 ms 1084 KB Output is correct
64 Correct 10 ms 1284 KB Output is correct
65 Correct 10 ms 1376 KB Output is correct
66 Correct 12 ms 1352 KB Output is correct
67 Correct 10 ms 1204 KB Output is correct
68 Correct 10 ms 996 KB Output is correct
69 Correct 10 ms 968 KB Output is correct
70 Correct 11 ms 1400 KB Output is correct
71 Correct 11 ms 1196 KB Output is correct
72 Correct 10 ms 1224 KB Output is correct
73 Correct 10 ms 1588 KB Output is correct
74 Correct 10 ms 1656 KB Output is correct
75 Correct 10 ms 1292 KB Output is correct
76 Correct 11 ms 1260 KB Output is correct
77 Correct 11 ms 1236 KB Output is correct
78 Correct 0 ms 344 KB Output is correct
79 Correct 0 ms 344 KB Output is correct
80 Correct 0 ms 344 KB Output is correct
81 Correct 0 ms 344 KB Output is correct
82 Correct 0 ms 344 KB Output is correct
83 Correct 0 ms 344 KB Output is correct
84 Correct 0 ms 432 KB Output is correct
85 Correct 0 ms 436 KB Output is correct
86 Correct 0 ms 440 KB Output is correct
87 Correct 1 ms 436 KB Output is correct
88 Correct 0 ms 344 KB Output is correct
89 Correct 0 ms 344 KB Output is correct
90 Correct 0 ms 344 KB Output is correct
91 Correct 0 ms 344 KB Output is correct
92 Correct 0 ms 344 KB Output is correct
93 Correct 0 ms 344 KB Output is correct
94 Correct 0 ms 440 KB Output is correct
95 Correct 1 ms 436 KB Output is correct
96 Correct 1 ms 432 KB Output is correct
97 Correct 0 ms 436 KB Output is correct
98 Correct 1 ms 432 KB Output is correct
99 Correct 1 ms 436 KB Output is correct
100 Correct 0 ms 436 KB Output is correct
101 Correct 1 ms 432 KB Output is correct
102 Correct 0 ms 436 KB Output is correct
103 Correct 1 ms 428 KB Output is correct
104 Correct 1 ms 596 KB Output is correct
105 Correct 1 ms 436 KB Output is correct
106 Correct 0 ms 344 KB Output is correct
107 Correct 0 ms 344 KB Output is correct
108 Correct 0 ms 344 KB Output is correct
109 Correct 0 ms 344 KB Output is correct
110 Correct 0 ms 344 KB Output is correct
111 Correct 0 ms 344 KB Output is correct
112 Correct 0 ms 344 KB Output is correct
113 Correct 0 ms 344 KB Output is correct
114 Correct 0 ms 344 KB Output is correct
115 Correct 0 ms 344 KB Output is correct
116 Correct 0 ms 344 KB Output is correct
117 Correct 0 ms 344 KB Output is correct
118 Correct 1 ms 428 KB Output is correct
119 Correct 1 ms 436 KB Output is correct
120 Correct 0 ms 436 KB Output is correct
121 Correct 0 ms 440 KB Output is correct
122 Correct 1 ms 436 KB Output is correct
123 Correct 1 ms 440 KB Output is correct