Submission #6451176


Source Code Expand

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def main():
    import sys
    input = sys.stdin.readline
    
    n, d = map(int, input().split())
    d = 2 * d + 1
    print((n + d - 1) // d)
    
    return 0

main()

Submission Info

Submission Time
Task B - Golden Apple
User keima915
Language Python (3.4.3)
Score 200
Code Size 181 Byte
Status AC
Exec Time 17 ms
Memory 2940 KB

Judge Result

Set Name All Sample
Score / Max Score 200 / 200 0 / 0
Status
AC × 12
AC × 3
Set Name Test Cases
All sample_01, sample_02, sample_03, testcase_01, testcase_02, testcase_03, testcase_04, testcase_05, testcase_06, testcase_07, testcase_08, testcase_09
Sample sample_01, sample_02, sample_03
Case Name Status Exec Time Memory
sample_01 AC 16 ms 2940 KB
sample_02 AC 17 ms 2940 KB
sample_03 AC 17 ms 2940 KB
testcase_01 AC 17 ms 2940 KB
testcase_02 AC 17 ms 2940 KB
testcase_03 AC 17 ms 2940 KB
testcase_04 AC 17 ms 2940 KB
testcase_05 AC 17 ms 2940 KB
testcase_06 AC 17 ms 2940 KB
testcase_07 AC 17 ms 2940 KB
testcase_08 AC 17 ms 2940 KB
testcase_09 AC 17 ms 2940 KB