# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
885313 |
2023-12-09T12:53:52 Z |
Irate |
Combo (IOI18_combo) |
C++14 |
|
14 ms |
1624 KB |
#include "combo.h"
#include<bits/stdc++.h>
using namespace std;
// string guess_sequence(int N);
// namespace {
// constexpr int MAX_N = 2000;
// constexpr int MAX_NUM_MOVES = 8000;
// int N;
// std::string S;
// int num_moves;
// void wrong_answer(const char *MSG) {
// printf("Wrong Answer: %s\n", MSG);
// exit(0);
// }
// } // namespace
// int press(std::string p) {
// if (++num_moves > MAX_NUM_MOVES) {
// wrong_answer("too many moves");
// }
// int len = p.length();
// if (len > 4 * N) {
// wrong_answer("invalid press");
// }
// for (int i = 0; i < len; ++i) {
// if (p[i] != 'A' && p[i] != 'B' && p[i] != 'X' && p[i] != 'Y') {
// wrong_answer("invalid press");
// }
// }
// int coins = 0;
// for (int i = 0, j = 0; i < len; ++i) {
// if (j < N && S[j] == p[i]) {
// ++j;
// } else if (S[0] == p[i]) {
// j = 1;
// } else {
// j = 0;
// }
// coins = std::max(coins, j);
// }
// return coins;
// }
// int main() {
// char buffer[MAX_N + 1];
// if (scanf("%s", buffer) != 1) {
// fprintf(stderr, "Error while reading input\n");
// exit(1);
// }
// S = buffer;
// N = S.length();
// num_moves = 0;
// std::string answer = guess_sequence(N);
// if (answer != S) {
// wrong_answer("wrong guess");
// exit(0);
// }
// printf("Accepted: %d\n", num_moves);
// return 0;
// }
string construct(string &d, string &pref){
string tempo = "";
for(int i = 0;i < 3;++i){
tempo += pref;
tempo += d[0];
tempo += d[i];
}
tempo += pref;
tempo += d[1];
return tempo;
}
string guess_sequence(int N) {
string p = "";
char c = 'A';
int num = press("AX");
if(num >= 1){
if(press("A") >= 1){
p += 'A';
c = 'A';
}
else{
p += 'X';
c = 'X';
}
}
else{
if(press("B") >= 1){
p += 'B';
c = 'B';
}
else{
p += 'Y';
c = 'Y';
}
}
string s = "ABXY", d = "";
for(int i = 0;i < 4;++i){
if(c == s[i])continue;
d += s[i];
}
for(int i = 1;i < N;++i){
bool check = 0;
if(p.size() <= N - 2){
string tempo = construct(d, p);
int num = press(tempo);
if(num >= p.size() + 2){
p += d[0];
}
else if(num >= p.size() + 1){
p += d[1];
}
else{
p += d[2];
}
}
else{
bool check = 0;
for(int j = 0;j < 2;++j){
p += d[j];
if(press(p) >= p.size()){
check = 1;
break;
}
p.pop_back();
}
if(!check){
p += d[2];
}
}
}
return p;
}
Compilation message
combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:113:21: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
113 | if(p.size() <= N - 2){
| ~~~~~~~~~^~~~~~~~
combo.cpp:116:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
116 | if(num >= p.size() + 2){
| ~~~~^~~~~~~~~~~~~~~
combo.cpp:119:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
119 | else if(num >= p.size() + 1){
| ~~~~^~~~~~~~~~~~~~~
combo.cpp:130:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
130 | if(press(p) >= p.size()){
| ~~~~~~~~~^~~~~~~~~~~
combo.cpp:112:14: warning: unused variable 'check' [-Wunused-variable]
112 | bool check = 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 |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
1 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 |
1 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 |
0 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
344 KB |
Output is correct |
22 |
Correct |
0 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 |
1 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 |
1 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 |
1 ms |
596 KB |
Output is correct |
36 |
Correct |
0 ms |
344 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 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 |
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 |
1 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 |
11 ms |
1280 KB |
Output is correct |
18 |
Correct |
10 ms |
1144 KB |
Output is correct |
19 |
Correct |
11 ms |
1236 KB |
Output is correct |
20 |
Correct |
11 ms |
1372 KB |
Output is correct |
21 |
Correct |
10 ms |
1596 KB |
Output is correct |
22 |
Correct |
1 ms |
352 KB |
Output is correct |
23 |
Correct |
1 ms |
436 KB |
Output is correct |
24 |
Correct |
1 ms |
440 KB |
Output is correct |
25 |
Correct |
1 ms |
444 KB |
Output is correct |
26 |
Correct |
1 ms |
444 KB |
Output is correct |
27 |
Correct |
1 ms |
444 KB |
Output is correct |
28 |
Correct |
1 ms |
608 KB |
Output is correct |
29 |
Correct |
1 ms |
700 KB |
Output is correct |
30 |
Correct |
1 ms |
440 KB |
Output is correct |
31 |
Correct |
2 ms |
436 KB |
Output is correct |
32 |
Correct |
12 ms |
1216 KB |
Output is correct |
33 |
Correct |
10 ms |
1304 KB |
Output is correct |
34 |
Correct |
10 ms |
956 KB |
Output is correct |
35 |
Correct |
10 ms |
1568 KB |
Output is correct |
36 |
Correct |
10 ms |
1120 KB |
Output is correct |
37 |
Correct |
11 ms |
1264 KB |
Output is correct |
38 |
Correct |
11 ms |
1280 KB |
Output is correct |
39 |
Correct |
12 ms |
1316 KB |
Output is correct |
40 |
Correct |
10 ms |
980 KB |
Output is correct |
41 |
Correct |
10 ms |
896 KB |
Output is correct |
42 |
Correct |
11 ms |
1364 KB |
Output is correct |
43 |
Correct |
10 ms |
1160 KB |
Output is correct |
44 |
Correct |
12 ms |
1224 KB |
Output is correct |
45 |
Correct |
11 ms |
1408 KB |
Output is correct |
46 |
Correct |
11 ms |
1216 KB |
Output is correct |
47 |
Correct |
12 ms |
1444 KB |
Output is correct |
48 |
Correct |
10 ms |
1456 KB |
Output is correct |
49 |
Correct |
11 ms |
1584 KB |
Output is correct |
50 |
Correct |
11 ms |
1140 KB |
Output is correct |
51 |
Correct |
11 ms |
1072 KB |
Output is correct |
52 |
Correct |
11 ms |
980 KB |
Output is correct |
53 |
Correct |
11 ms |
1444 KB |
Output is correct |
54 |
Correct |
11 ms |
1500 KB |
Output is correct |
55 |
Correct |
11 ms |
1340 KB |
Output is correct |
56 |
Correct |
12 ms |
1348 KB |
Output is correct |
57 |
Correct |
11 ms |
988 KB |
Output is correct |
58 |
Correct |
11 ms |
1624 KB |
Output is correct |
59 |
Correct |
11 ms |
1488 KB |
Output is correct |
60 |
Correct |
11 ms |
1232 KB |
Output is correct |
61 |
Correct |
10 ms |
1104 KB |
Output is correct |
62 |
Correct |
11 ms |
828 KB |
Output is correct |
63 |
Correct |
12 ms |
1320 KB |
Output is correct |
64 |
Correct |
10 ms |
1268 KB |
Output is correct |
65 |
Correct |
11 ms |
1500 KB |
Output is correct |
66 |
Correct |
12 ms |
1392 KB |
Output is correct |
67 |
Correct |
12 ms |
1440 KB |
Output is correct |
68 |
Correct |
11 ms |
1416 KB |
Output is correct |
69 |
Correct |
10 ms |
1224 KB |
Output is correct |
70 |
Correct |
12 ms |
1604 KB |
Output is correct |
71 |
Correct |
12 ms |
1372 KB |
Output is correct |
72 |
Correct |
12 ms |
1372 KB |
Output is correct |
73 |
Correct |
14 ms |
1168 KB |
Output is correct |
74 |
Correct |
12 ms |
1076 KB |
Output is correct |
75 |
Correct |
13 ms |
1236 KB |
Output is correct |
76 |
Correct |
12 ms |
1216 KB |
Output is correct |
77 |
Correct |
14 ms |
1624 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 |
1 ms |
344 KB |
Output is correct |
83 |
Correct |
1 ms |
344 KB |
Output is correct |
84 |
Correct |
0 ms |
344 KB |
Output is correct |
85 |
Correct |
1 ms |
436 KB |
Output is correct |
86 |
Correct |
0 ms |
436 KB |
Output is correct |
87 |
Correct |
0 ms |
440 KB |
Output is correct |
88 |
Correct |
1 ms |
344 KB |
Output is correct |
89 |
Correct |
1 ms |
344 KB |
Output is correct |
90 |
Correct |
0 ms |
340 KB |
Output is correct |
91 |
Correct |
0 ms |
344 KB |
Output is correct |
92 |
Correct |
1 ms |
344 KB |
Output is correct |
93 |
Correct |
1 ms |
340 KB |
Output is correct |
94 |
Correct |
0 ms |
344 KB |
Output is correct |
95 |
Correct |
1 ms |
436 KB |
Output is correct |
96 |
Correct |
1 ms |
436 KB |
Output is correct |
97 |
Correct |
0 ms |
432 KB |
Output is correct |
98 |
Correct |
1 ms |
436 KB |
Output is correct |
99 |
Correct |
1 ms |
440 KB |
Output is correct |
100 |
Correct |
1 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 |
436 KB |
Output is correct |
104 |
Correct |
1 ms |
436 KB |
Output is correct |
105 |
Correct |
1 ms |
344 KB |
Output is correct |
106 |
Correct |
1 ms |
344 KB |
Output is correct |
107 |
Correct |
0 ms |
344 KB |
Output is correct |
108 |
Correct |
0 ms |
416 KB |
Output is correct |
109 |
Correct |
0 ms |
344 KB |
Output is correct |
110 |
Correct |
1 ms |
340 KB |
Output is correct |
111 |
Correct |
0 ms |
344 KB |
Output is correct |
112 |
Correct |
0 ms |
344 KB |
Output is correct |
113 |
Correct |
1 ms |
344 KB |
Output is correct |
114 |
Correct |
0 ms |
344 KB |
Output is correct |
115 |
Correct |
1 ms |
344 KB |
Output is correct |
116 |
Correct |
1 ms |
340 KB |
Output is correct |
117 |
Correct |
1 ms |
344 KB |
Output is correct |
118 |
Correct |
1 ms |
344 KB |
Output is correct |
119 |
Correct |
1 ms |
436 KB |
Output is correct |
120 |
Correct |
1 ms |
512 KB |
Output is correct |
121 |
Correct |
1 ms |
436 KB |
Output is correct |
122 |
Correct |
1 ms |
436 KB |
Output is correct |
123 |
Correct |
1 ms |
440 KB |
Output is correct |