Submission #882220

#TimeUsernameProblemLanguageResultExecution timeMemory
882220Mr_HusanboyOdd-even (IZhO11_oddeven)Cpython 3
100 / 100
15 ms3120 KiB
n = int(input())
l = 1
r = 2 * 10**50
while l <= r:
    m = (l + r) // 2
    if((m + 1) * m // 2 >= n):
        r = m - 1
    else:
        l = m + 1

r += 1
print(2 * n - r)
#Verdict Execution timeMemoryGrader output
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