Submission #1178431


Source Code Expand

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int X = sc.nextInt();
        int[] prices = new int[n];
        for (int i = 0; i < n; i++) {
            prices[i] = sc.nextInt();
        }

        int sum = 0;
        String xBinary = Integer.toBinaryString(X);
        for (int i = xBinary.length()-1; -1 < i; i--) {
            if (xBinary.charAt(i) == '1') {
                sum += prices[xBinary.length() - (i+1)];
            }
        }

        System.out.println(sum);
    }
}

Submission Info

Submission Time
Task B - 価格の合計
User kr784
Language Java8 (OpenJDK 1.8.0)
Score 100
Code Size 638 Byte
Status AC
Exec Time 96 ms
Memory 21844 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 3
AC × 20
Set Name Test Cases
Sample subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt
All subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt
Case Name Status Exec Time Memory
subtask0_sample01.txt AC 91 ms 21716 KB
subtask0_sample02.txt AC 92 ms 19924 KB
subtask0_sample03.txt AC 91 ms 18644 KB
subtask1_01.txt AC 91 ms 18640 KB
subtask1_02.txt AC 92 ms 19796 KB
subtask1_03.txt AC 94 ms 17748 KB
subtask1_04.txt AC 92 ms 16980 KB
subtask1_05.txt AC 93 ms 21716 KB
subtask1_06.txt AC 92 ms 19924 KB
subtask1_07.txt AC 93 ms 19664 KB
subtask1_08.txt AC 93 ms 19284 KB
subtask1_09.txt AC 93 ms 19796 KB
subtask1_10.txt AC 94 ms 21332 KB
subtask1_11.txt AC 91 ms 21844 KB
subtask1_12.txt AC 92 ms 21844 KB
subtask1_13.txt AC 91 ms 20688 KB
subtask1_14.txt AC 96 ms 21716 KB
subtask1_15.txt AC 93 ms 19284 KB
subtask1_16.txt AC 93 ms 21844 KB
subtask1_17.txt AC 92 ms 19796 KB