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![[LeetCode Weekly Contest 303] Number of Excellent Pairs](/_next/image?url=https%3A%2F%2Fi.ytimg.com%2Fvi%2F7Atau9aCnH0%2Fhq720.jpg%3Fsqp%3D-oaymwExCNAFEJQDSFryq4qpAyMIARUAAIhCGAHwAQH4Af4JgALQBYoCDAgAEAEYZSBlKGUwDw%3D%3D%26rs%3DAOn4CLBQLCCEpcF8MnZahHhpy9nznCWsKQ&w=256&q=75)
