Submission #101641

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
101641	2019-03-19 06:37:14	coldEr66	Combo (IOI18_combo)	C++14	0 / 100	1 ms	200 KiB

combo

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#include <bits/stdc++.h>
// #include "combo.h"
#define SZ(a) (int)a.size()
using namespace std;
int press(string p);
char pre(){
  if (press("AB") > 0) {
    if (press("A") > 0) return 'A';
    return 'B';
  }
  else {
    if (press("X") > 0) return 'X';
    return 'Y';
  }
}
string s="ABXY";
char ok[3];
string guess_sequence(int N){
  string S = "";
  S += pre();
  int cnt = 0;
  for (int i=0;i<4;i++) {
    if (s[i] == S[0]) continue;
    ok[cnt++] = s[i];
  }
  for (int i=1;i<N-1;i++) {
    string tmp = S + ok[0];
    for (int j=0;j<3;j++) tmp += (S + ok[1] + ok[j]);
 
 
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• Subtask 1: 0 / 5
• Subtask 2: 0 / 95