43 lines
659 B
Python
43 lines
659 B
Python
import io
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import sys
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sys.stdin = io.StringIO('''3
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6
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4 5 1 3 2 6
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5
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5 3 1 2 4
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4
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1 4 3 2''')
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# TLE
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def fun(n, p):
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ans = [0] * n
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loc = [0] * n
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for i in range(n):
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loc[i] = (p.index(i + 1))
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for i in range(n):
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nums = loc[:i + 1]
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nums.sort()
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flag = True
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for j in range(1, i + 1):
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if nums[j] - nums[j - 1] > 1:
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flag = False
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break
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if flag:
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ans[i] = 1
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print(''.join(map(str, ans)))
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t = int(input())
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for _ in range(t):
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n = int(input())
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p = list(map(int, input().split()))
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fun(n, p)
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if __name__ == '__main__':
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pass
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