| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 331253 | pggp | Combo (IOI18_combo) | C++14 | 0 ms | 0 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.
#include <bits/stdc++.h>
using namespace std;
string guess_sequence(int N){
string cur = "";
string first = "";
if(press("A") == 1){
cur = "A";
}
else if(press("B") == 1){
cur = "B";
}
else if(press("X") == 1){
cur = "X";
}
else{
cur = "Y";
}
first = cur;
for (int i = 0; i < N; ++i)
{
if(first == "A"){
int a = press(cur + "XY" + cur + "XX" + cur + "XB" + cur + "Y");
if(a == 0){
cur = cur + "B";
}
if(a == 1){
cur = cur + "Y";
}
if(a == 2){
cur = cur + "X";
}
}
if(first == "B"){
int a = press(cur + "XY" + cur + "XX" + cur + "XA" + cur + "Y");
if(a == 0){
cur = cur + "A";
}
if(a == 1){
cur = cur + "Y";
}
if(a == 2){
cur = cur + "X";
}
}
if(first == "X"){
int a = press(cur + "AY" + cur + "AA" + cur + "AB" + cur + "Y");
if(a == 0){
cur = cur + "B";
}
if(a == 1){
cur = cur + "Y";
}
if(a == 2){
cur = cur + "A";
}
}
if(first == "Y"){
int a = press(cur + "XA" + cur + "XX" + cur + "XB" + cur + "A");
if(a == 0){
cur = cur + "B";
}
if(a == 1){
cur = cur + "A";
}
if(a == 2){
cur = cur + "X";
}
}
}
return cur;
}