Submission #93052

#	Time	Username	Problem	Language	Result	Execution time	Memory
93052		beso123	Combo (IOI18_combo)	C++14	30 / 100	64 ms	432 KiB

combo

#include <bits/stdc++.h>
#include "combo.h"

using namespace std;
string a="ABXY";
string pas="XABY";
/*int press(string s){
    int r=0;
    string b="";
    for(int k=0;k<pas.size();k++){
        b=b+pas[k];
        if(s.find(b)==-1)
            return r;
            r++;
    }
    return r;
}*/
string guess_sequence(int N){
int r=1;
string s="";
while(s.size()<N){

for(int k=0;k<a.size();k++){
   string b=s+a[k];
   if(k==a.size()-1){
s=b;
r++;
if(r==2){

if(b=="A")
    a.erase(0,1);
if(b=="B")
    a.erase(1,1);
if(b=="X")
    a.erase(2,1);
if(b=="Y")
    a.erase(3,1);
}
break;
}
else
if(press(b)==r){
s=b;
r++;
if(r==2){

if(b=="A")
    a.erase(0,1);
if(b=="B")
    a.erase(1,1);
if(b=="X")
    a.erase(2,1);
if(b=="Y")
    a.erase(3,1);
}
break;
}
}

}
return s;
}
/*int main(){

    string s=guess_sequence(pas.size());
    cout<<s;

return 0;

}*/

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:21:15: 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(s.size()<N){
      |       ~~~~~~~~^~
combo.cpp:23:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 | for(int k=0;k<a.size();k++){
      |             ~^~~~~~~~~
combo.cpp:25:8: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |    if(k==a.size()-1){
      |       ~^~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 25 / 95