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12 lines
311 B
12 lines
311 B
def binary_search(arr,element):
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lower = 0
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upper = len(arr) - 1
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while(lower < upper):
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mid = (lower + (upper - 1)) // 2
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if arr[mid] > element:
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upper = mid-1
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elif arr[mid] < element:
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lower = mid + 1
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else:
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return True
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return False
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