Submission #470638

#	Time	Username	Problem	Language	Result	Execution time	Memory
470638		Carmel_Ab1	The Big Prize (IOI17_prize)	C++17	0 / 100	25 ms	400 KiB

prize

#include "prize.h"
#include <bits/stdc++.h>
using namespace std;
typedef vector<int>vi;

//#include "grader.cpp"

int find_best(int n) {

    int sz=450;
    vi prv={-1,-1};
    for(int i=0; i<n; i+=sz){
        vi s=(prv[0]!=-1?ask(i):prv),e=ask(min(n-1,i+sz));
        if(s[0]==e[0])
            continue;
        for(int j=i; j<=min(n-1,i+sz); j++) {
            vi v=ask(i);
            if(v[0]==0 && v[1]==0)
                return i;
        }
        prv=e;
    }
    assert(0);
    return -1;
}

• Subtask 1: 0 / 20
• Subtask 2: 0 / 80