Submission #102454

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
1024542019-03-25 06:12:30muradeynCombo (IOI18_combo)C++14
100 / 100
48 ms572 KiB
#include "combo.h"
#include <bits/stdc++.h>
using namespace std;
string guess_sequence(int N) {
string res;
vector<char>v;
if (press("AB") >= 1) {
if (press("A") == 1)res = "A";
else res = "B";
}
else {
if (press("X") == 1)res = "X";
else res = "Y";
}
if (res[0] != 'X')v.push_back('X');
if (res[0] != 'Y')v.push_back('Y');
if (res[0] != 'A')v.push_back('A');
if (res[0] != 'B')v.push_back('B');
while (res.length() < N) {
if (res.length() == N - 1) {
if (press(res + v[0]) == N)res += v[0];
else if (press(res + v[1]) == N)res += v[1];
else res += v[2];
continue;
}
string query = res + v[0] + res + v[1] + v[0] + res + v[1] + v[1] + res + v[1] + v[2];
//cout<<query<<endl;
int val = press(query);
 
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Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:21:25: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   21 |     while (res.length() < N) {
      |            ~~~~~~~~~~~~~^~~
combo.cpp:22:26: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   22 |         if (res.length() == N - 1) {
      |             ~~~~~~~~~~~~~^~~~~~~~
combo.cpp:32:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |         if (val == res.length()+2)res += v[1];
      |             ~~~~^~~~~~~~~~~~~~~~~
combo.cpp:33:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |         else if (val == res.length()+1)res += v[0];
      |                  ~~~~^~~~~~~~~~~~~~~~~
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