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5.py
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33 lines (31 loc) Β· 1.24 KB
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# μ΄μ§ νμ μμ€μ½λ ꡬν (λ°λ³΅λ¬Έ)
def binary_search(array, target, start, end):
while start <= end:
mid = (start + end) // 2
# μ°Ύμ κ²½μ° μ€κ°μ μΈλ±μ€ λ°ν
if array[mid] == target:
return mid
# μ€κ°μ μ κ°λ³΄λ€ μ°Ύκ³ μ νλ κ°μ΄ μμ κ²½μ° μΌμͺ½ νμΈ
elif array[mid] > target:
end = mid - 1
# μ€κ°μ μ κ°λ³΄λ€ μ°Ύκ³ μ νλ κ°μ΄ μμ κ²½μ° μ€λ₯Έμͺ½ νμΈ
else:
start = mid + 1
return None
# N(κ°κ²μ λΆν κ°μ) μ
λ ₯
n = int(input())
# κ°κ²μ μλ μ 체 λΆν λ²νΈλ₯Ό 곡백μ κΈ°μ€μΌλ‘ ꡬλΆνμ¬ μ
λ ₯
array = list(map(int, input().split()))
array.sort() # μ΄μ§ νμμ μννκΈ° μν΄ μ¬μ μ μ λ ¬ μν
# M(μλμ΄ νμΈ μμ²ν λΆν κ°μ) μ
λ ₯
m = int(input())
# μλμ΄ νμΈ μμ²ν μ 체 λΆν λ²νΈλ₯Ό 곡백μ κΈ°μ€μΌλ‘ ꡬλΆνμ¬ μ
λ ₯
x = list(map(int, input().split()))
# μλμ΄ νμΈ μμ²ν λΆν λ²νΈλ₯Ό νλμ© νμΈ
for i in x:
# ν΄λΉ λΆνμ΄ μ‘΄μ¬νλμ§ νμΈ
result = binary_search(array, i, 0, n - 1)
if result != None:
print('yes', end=' ')
else:
print('no', end=' ')