Submission #122900


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# -*- coding: utf-8 -*-
def prob3():
    import numpy
    N, K = map(int, raw_input().split())
    R = map(int, raw_input().split())
    R.sort(reverse=True)
    lst = R[:K]
    lst.sort()
    c = 0
    for i in lst:
        c += (c/i)/2.
    return c

print prob3()

Submission Info

Submission Time
Task C - AtCoderプログラミング講座
User Ashk
Language Python (2.7.3)
Score 0
Code Size 279 Byte
Status
Exec Time 108 ms
Memory 8204 KB

Test Cases

Set Name Score / Max Score Test Cases
All 0 / 100 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt
Case Name Status Exec Time Memory
00_sample_01.txt 101 ms 8112 KB
00_sample_02.txt 103 ms 8156 KB
00_sample_03.txt 107 ms 8124 KB
00_sample_04.txt 105 ms 8128 KB
test_01.txt 103 ms 8120 KB
test_02.txt 106 ms 8120 KB
test_03.txt 105 ms 8132 KB
test_04.txt 101 ms 8120 KB
test_05.txt 101 ms 8132 KB
test_06.txt 101 ms 8124 KB
test_07.txt 104 ms 8124 KB
test_08.txt 108 ms 8124 KB
test_09.txt 101 ms 8120 KB
test_10.txt 101 ms 8120 KB
test_11.txt 107 ms 8168 KB
test_12.txt 102 ms 8124 KB
test_13.txt 100 ms 8120 KB
test_14.txt 108 ms 8116 KB
test_15.txt 104 ms 8104 KB
test_16.txt 101 ms 8124 KB
test_17.txt 101 ms 8128 KB
test_18.txt 101 ms 8128 KB
test_19.txt 101 ms 8128 KB
test_20.txt 100 ms 8128 KB
test_21.txt 104 ms 8120 KB
test_22.txt 104 ms 8132 KB
test_23.txt 101 ms 8116 KB
test_24.txt 102 ms 8120 KB
test_25.txt 105 ms 8120 KB
test_26.txt 102 ms 8120 KB
test_27.txt 103 ms 8108 KB
test_28.txt 104 ms 8120 KB
test_29.txt 103 ms 8116 KB
test_30.txt 101 ms 8204 KB