Submission #138164

#	Time	Username	Problem	Language	Result	Execution time	Memory
138164		ly20	Combo (IOI18_combo)	C++17	5 / 100	2 ms	256 KiB

combo

#include "combo.h"

#include <bits/stdc++.h>

using namespace std;

map<int,char> mp;

string guess_sequence(int N) {
  string p="A";
  for(int i=1;i<N;i++)p.push_back('B');
  mp[0]='A';
  mp[1]='B';
  mp[2]='X';
  mp[3]='Y';
  for(int i=0;i<4;i++)
  {
    for(int j=0;j<4;j++)
    {
      for(int k=0;k<4;k++)
      {
        if(N==3){p[0]=mp[i];p[1]=mp[j];p[2]=mp[k];}
        if(N==1)p[0]=mp[i];
        if(N==2){p[0]=mp[i];p[1]=mp[j];}
        if(N==2 && p[0]==p[1])continue;
        if(N==3 && (p[1]==p[0] || p[2]==p[0]))continue;
        if(press(p)==N)return p;
      }
    }
  }
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:31:1: warning: control reaches end of non-void function [-Wreturn-type]
   31 | }
      | ^

• Subtask 1: 5 / 5
• Subtask 2: 0 / 95