Submission #574747

#	Time	Username	Problem	Language	Result	Execution time	Memory
574747		birthdaycake	A Difficult(y) Choice (BOI21_books)	C++17	0 / 100	1 ms	292 KiB

books

#include <bits/stdc++.h>

#include "books.h"

using namespace std;

long long b[200001];


void idk(int x, int y){
    vector<int>fin;
    for(int i = x; i <= y; i++) fin.push_back(i);
    answer(fin);
}
void solve(int n, int k, long long a, int s) {
    int j = 0;
    for(int i = 0; i < n; i++) {
        b[i] = skim(i);
        if(i) b[i] += b[i - 1];
    }
    if(b[k - 1] >= a && b[k - 1] <= 2 * a){
        idk(1,k);
        return;
        
    }
    for(int i = k; i < n; i++, j++){
        if(b[i] - b[j] >= a && b[i] - b[j] <= 2 * a){
            idk(j + 1, i + 1);
            return;
        }
    }
    
    impossible();
    
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 15
• Subtask 3: 0 / 10
• Subtask 4: 0 / 15
• Subtask 5: 0 / 15
• Subtask 6: 0 / 20
• Subtask 7: 0 / 20