Submission #90809

#	Time^UTC-0	Username	Problem	Language	Result	Execution time	Memory
90809	2018-12-24 14:13:02	tpoppo	Combo (IOI18_combo)	C++14	30 / 100	70 ms	448 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

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include<bits/stdc++.h>
#include "combo.h"
using namespace std;
int n;
string pref;
vector<char> valid ={'A','B','X','Y'};
void get_next(){
    if(press(pref + valid[0] + pref + valid[1]) == pref.size()+1){
        if(press(pref + valid[0]) == pref.size()+1){
            pref += valid[0];
        }else{
            pref += valid[1];
        }
    }else{
        pref += valid[2];
    }
}
string guess_sequence(int N) {
    n = N;
    if(press("AB")){
        if(press("A")){
            pref = "A";
            valid.erase(valid.begin());
        }else{
            pref = "B";
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

combo.cpp: In function 'void get_next()':
combo.cpp:12:49: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |     if(press(pref + valid[0] + pref + valid[1]) == pref.size()+1){
      |        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
combo.cpp:13:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   13 |         if(press(pref + valid[0]) == pref.size()+1){
      |            ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~

Subtask 15 / 5

#	Verdict	Execution time	Memory	Grader output
Fetching results...

Subtask 225 / 95

#	Verdict	Execution time	Memory	Grader output
Fetching results...