oj.uz

Submission #139635

# Submission time Handle Problem Language Result Execution time Memory
139635 2019-08-01T08:07:59 Z Bazarkuly2003 Combo (IOI18_combo) C++14
5 / 100
 1000 ms 1548 KB 
#include "combo.h"
#include <string>
#include <algorithm>
using namespace std;
string guess_sequence(int N) {
  string p = "", k = "";
  if (press("AB") != 0) {
    if (press("A") != 0) {
      p = "A";
      k = "BXY";
    } else {
      p = "B";
      k = "AXY";
    }
  } else {
    if (press("X") != 0) {
      p = "X";
      k = "ABY";
    } else {
      p = "Y";
      k = "ABX";
    }
  }
  while (p.length() < N - 1) {
    int x = press(p + k[0] + k[1] + p + k[0] + k[2] + p + k[0] + k[0] + p + k[1]);
    if (x == p.length() + 2) p += k[0];
    else if (x == p.length() + 1) p += k[1];
    else p += k[2];
  }
  if (p.length() == N) return p;
  if (press(p + k[0]) == N) return p + k[0];
  else if (press(p + k[1]) == N) return p + k[1];
  else return p + k[2];
}

Compilation message

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:24:21: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   24 |   while (p.length() < N - 1) {
      |          ~~~~~~~~~~~^~~~~~~
combo.cpp:26:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |     if (x == p.length() + 2) p += k[0];
      |         ~~^~~~~~~~~~~~~~~~~
combo.cpp:27:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |     else if (x == p.length() + 1) p += k[1];
      |              ~~^~~~~~~~~~~~~~~~~
combo.cpp:30:18: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   30 |   if (p.length() == N) return p;
      |       ~~~~~~~~~~~^~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 2 ms 216 KB Output is correct
3 Correct 1 ms 216 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 216 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 2 ms 212 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 2 ms 208 KB Output is correct
13 Correct 1 ms 208 KB Output is correct
14 Correct 1 ms 216 KB Output is correct
15 Correct 1 ms 252 KB Output is correct
16 Correct 1 ms 280 KB Output is correct
17 Correct 1 ms 216 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 1 ms 208 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 208 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 2 ms 224 KB Output is correct
24 Correct 1 ms 280 KB Output is correct
25 Correct 2 ms 204 KB Output is correct
26 Correct 1 ms 208 KB Output is correct
27 Correct 2 ms 204 KB Output is correct
28 Correct 1 ms 276 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 208 KB Output is correct
34 Correct 2 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 2 ms 240 KB Output is correct

Subtask #2
0 / 95.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 2 ms 216 KB Output is correct
4 Correct 1 ms 216 KB Output is correct
5 Correct 1 ms 216 KB Output is correct
6 Correct 2 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 2 ms 216 KB Output is correct
10 Correct 1 ms 216 KB Output is correct
11 Correct 1 ms 216 KB Output is correct
12 Correct 1 ms 216 KB Output is correct
13 Correct 1 ms 216 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 27 ms 448 KB Output is correct
18 Correct 31 ms 340 KB Output is correct
19 Correct 48 ms 800 KB Output is correct
20 Correct 38 ms 408 KB Output is correct
21 Correct 27 ms 432 KB Output is correct
22 Correct 2 ms 200 KB Output is correct
23 Correct 1 ms 200 KB Output is correct
24 Correct 1 ms 208 KB Output is correct
25 Correct 3 ms 208 KB Output is correct
26 Correct 3 ms 288 KB Output is correct
27 Correct 3 ms 208 KB Output is correct
28 Correct 3 ms 292 KB Output is correct
29 Correct 5 ms 284 KB Output is correct
30 Correct 3 ms 200 KB Output is correct
31 Correct 3 ms 212 KB Output is correct
32 Correct 41 ms 340 KB Output is correct
33 Correct 41 ms 452 KB Output is correct
34 Correct 25 ms 328 KB Output is correct
35 Correct 34 ms 424 KB Output is correct
36 Correct 48 ms 412 KB Output is correct
37 Correct 89 ms 456 KB Output is correct
38 Correct 177 ms 1176 KB Output is correct
39 Correct 108 ms 1424 KB Output is correct
40 Execution timed out 1016 ms 1548 KB Time limit exceeded (wall clock)
41 Halted 0 ms 0 KB -