Submission #399150

#	Time^UTC-0	Username	Problem	Language	Result	Execution time	Memory
399150	2021-05-05 11:06:01	Matteo_Verz	Combo (IOI18_combo)	C++17	97 / 100	41 ms	556 KiB

This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.

combo

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#include <bits/stdc++.h>
#include "combo.h"
using namespace std;
string v = "ABXY";
void Guess_Next(string &s, int N) {
    if(s.size() == N - 1) return;
    // Will do this very ugly
    if(s[0] == 'A') {
        int answ = press(s + "B" + s + "XB" + s + "XY" + s + "XX");
        if(answ == s.size() + 1) {
            s += "B";
            Guess_Next(s, N);
        } else if(answ == s.size() + 2) {
            s += "X";
            Guess_Next(s, N);
        } else if(answ == s.size()) {
            s += "Y";
            Guess_Next(s, N);
        }
    } else if(s[0] == 'B') {
        int answ = press(s + "A" + s + "XA" + s + "XY" + s + "XX");
        if(answ == s.size() + 1) {
            s += "A";
            Guess_Next(s, N);
 
 
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Compilation message (stderr)

combo.cpp: In function 'void Guess_Next(std::string&, int)':
combo.cpp:8:17: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
    8 |     if(s.size() == N - 1) return;
      |        ~~~~~~~~~^~~~~~~~
combo.cpp:15:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |         if(answ == s.size() + 1) {
      |            ~~~~~^~~~~~~~~~~~~~~
combo.cpp:18:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |         } else if(answ == s.size() + 2) {
      |                   ~~~~~^~~~~~~~~~~~~~~
combo.cpp:21:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |         } else if(answ == s.size()) {
      |                   ~~~~~^~~~~~~~~~~
combo.cpp:28:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |         if(answ == s.size() + 1) {
      |            ~~~~~^~~~~~~~~~~~~~~
combo.cpp:31:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |         } else if(answ == s.size() + 2) {
      |                   ~~~~~^~~~~~~~~~~~~~~
combo.cpp:34:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |         } else if(answ == s.size()) {
      |                   ~~~~~^~~~~~~~~~~
combo.cpp:41:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |         if(answ == s.size() + 1) {
      |            ~~~~~^~~~~~~~~~~~~~~
combo.cpp:44:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   44 |         } else if(answ == s.size() + 2) {
      |                   ~~~~~^~~~~~~~~~~~~~~
combo.cpp:47:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |         } else if(answ == s.size()) {
      |                   ~~~~~^~~~~~~~~~~
combo.cpp:54:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |         if(answ == s.size() + 1) {
      |            ~~~~~^~~~~~~~~~~~~~~
combo.cpp:57:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   57 |         } else if(answ == s.size() + 2) {
      |                   ~~~~~^~~~~~~~~~~~~~~
combo.cpp:60:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   60 |         } else if(answ == s.size()) {
      |                   ~~~~~^~~~~~~~~~~
combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:85:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   85 |     for(int i = 0; i < v.size() - 1; i++) {
      |                    ~~^~~~~~~~~~~~~~
combo.cpp:92:19: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   92 |     if(ans.size() == N - 1)
      |        ~~~~~~~~~~~^~~~~~~~

Subtask 15 / 5

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Subtask 292 / 95

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