Submission #122911


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# -*- coding: utf-8 -*-
import numpy
def prob3():
    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 275 Byte
Status
Exec Time 137 ms
Memory 8248 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 113 ms 8112 KB
00_sample_02.txt 109 ms 8064 KB
00_sample_03.txt 117 ms 8244 KB
00_sample_04.txt 108 ms 8116 KB
test_01.txt 119 ms 8040 KB
test_02.txt 120 ms 8120 KB
test_03.txt 111 ms 8112 KB
test_04.txt 112 ms 8116 KB
test_05.txt 115 ms 8248 KB
test_06.txt 108 ms 8108 KB
test_07.txt 115 ms 8180 KB
test_08.txt 106 ms 8236 KB
test_09.txt 113 ms 8060 KB
test_10.txt 112 ms 8112 KB
test_11.txt 110 ms 8100 KB
test_12.txt 113 ms 8116 KB
test_13.txt 112 ms 8232 KB
test_14.txt 111 ms 8124 KB
test_15.txt 110 ms 8116 KB
test_16.txt 111 ms 8244 KB
test_17.txt 117 ms 8232 KB
test_18.txt 113 ms 8232 KB
test_19.txt 106 ms 8044 KB
test_20.txt 105 ms 8236 KB
test_21.txt 115 ms 8244 KB
test_22.txt 107 ms 8236 KB
test_23.txt 121 ms 8248 KB
test_24.txt 116 ms 8040 KB
test_25.txt 112 ms 8240 KB
test_26.txt 117 ms 8228 KB
test_27.txt 115 ms 8044 KB
test_28.txt 137 ms 8112 KB
test_29.txt 111 ms 8060 KB
test_30.txt 114 ms 8036 KB