Submission #282705

#	Time	Username	Problem	Language	Result	Execution time	Memory
282705		peti1234	Combo (IOI18_combo)	C++17	100 / 100	44 ms	616 KiB

combo

#include <iostream>
#include "combo.h"
using namespace std;
string s;
string valasz;
int si, db;
int x, y;
char a='A', b='B', c='X';
/*
int press(string s) {
    db++;
    //cout.flush() << s << endl;
    int maxi=0, p=s.size();
    for (int i=0; i<p; i++) {
        int db=0;
        for (int j=i; j<min(p, i+si); j++) {
            if (s[j]==valasz[j-i]) db++, maxi=max(maxi, db);
            else break;
        }
    }
    //cout << maxi << endl;
    return maxi;
}
*/
string guess_sequence(int n) {
    x=press("AB");
    y=press("AX");
    if (x && y) s+=a, a='Y';
    if (x && !y) s+=b, b='Y';
    if (!x && y) s+=c, c='Y';
    if (!x && !y) s+='Y';
    for (int i=1; i<n-1; i++) {
        x=press(s+a+a+s+a+b+s+a+c+s+b);
        if (x==i+2) s+=a;
        if (x==i+1) s+=b;
        if (x==i) s+=c;
    }
    if (n>1) {
        x=press(s+a);
        y=press(s+b);
        if (x>y) s+=a;
        if (y>x) s+=b;
        if (x==y) s+=c;
    }
    return s;
}
/*
int main() {
    cin >> valasz;
    si=valasz.size();
    cout << guess_sequence(si) << "\n";
    cout << si << " " << db << endl;
    return 0;
}
*/

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