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Submission #335305

# Submission time Handle Problem Language Result Execution time Memory
335305 2020-12-11T22:15:57 Z fadi57 Combo (IOI18_combo) C++14
0 / 100
 1 ms 200 KB 
#include "combo.h"
#include <bits/stdc++.h>

//#include"grader.cpp"
using namespace std;
std::string guess_sequence(int N) {
  std::string p = "";
string s="ABXY";
string first;
/*
for(int i=0;i<4;i++){
p=s[i];
int ok=press(p);
//cout<<ok;
if(ok==1){
   first=s[i]; break;
}
}*/
int query=press("AB");
string ret;
if(query){
    ret=press("A")?"A":"B";
}else{

 ret=press("X")?"X":"Y";
}

first=ret;

s.erase(find(s.begin(),s.end(),first[0]));
cout<<s<<endl;
int si=N;si--;
int now=2;
for(int i=2;i<N;i++){
string tr=ret+s[0]+ret+s[1]+s[0]+ret+s[1]+s[1]+ret+s[1]+s[2];
//cout<<"DEBUG "<<tr<<endl;
query=press(tr);
if(query==now){ret+=s[0];}else if(query==now+1){ret+=s[1];}else{ret+=s[2];}
now++;
}
if(press(ret+s[0])==N){
    ret+=s[0];
}else if(press(ret+s[1])==N){ret+=s[1];}else{
 ret+=s[2];

}//cout<<ret<<endl;
  return ret;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 200 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #2
0 / 95.0

# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 200 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -