如何计算Bingo Number Generator

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A bingo number generator randomly draws numbers for bingo games, calling numbers from the standard B-I-N-G-O columns (B: 1–15, I: 16–30, N: 31–45, G: 46–60, O: 61–75) without replacement, just like a physical bingo cage.

分步指南

1. 1B column: numbers 1–15
2. 2I column: numbers 16–30
3. 3N column: numbers 31–45
4. 4G column: numbers 46–60
5. 5O column: numbers 61–75
6. 6Numbers are drawn randomly without replacement until a winner is called

例题解析