30 lines
469 B
Python
30 lines
469 B
Python
import io
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import sys
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sys.stdin = io.StringIO('''5
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5 3 2 8
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100 101 102 105
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3 2 1 100000000
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10 20 15 14
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101 101 101 3''')
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def fun(a, b, c, n):
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total = a + b + c + n
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if total % 3 != 0:
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return False
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avg = total // 3
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if avg - a < 0 or avg - b < 0 or avg - c < 0:
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return False
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return True
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t = int(input())
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for _ in range(t):
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print('YES' if fun(*map(int, input().split())) else 'NO')
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if __name__ == '__main__':
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pass
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