Correct: 47, 79, 53, 23, 2, 3, 97, 19, 17, 83, 5, 67, 61, 29, Incorrect: 1, 57, 87, 27, 77, 95, 99, 39, 69, 81, 75, 93, 21, 51,

1上2-1_判斷哪些是質數

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