犀牛國(guó)際教育旗下指定官方網(wǎng)站~
犀牛國(guó)際教育旗下指定官方網(wǎng)站~
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發(fā)布時(shí)間：2024-01-30 11:14:53
編輯：小楊來(lái)源：犀牛國(guó)際教育瀏覽：次
? 2023BMO R1分?jǐn)?shù)線(xiàn)和獎(jiǎng)項(xiàng)設(shè)置：
|
獎(jiǎng)項(xiàng)名稱(chēng) |
分?jǐn)?shù)線(xiàn) |
|
|
金牌Gold |
58 |
無(wú)證書(shū)，有獎(jiǎng)牌 |
|
銀牌Silver |
49 |
無(wú)證書(shū)，有獎(jiǎng)牌 |
|
銅牌Bronze |
44 |
無(wú)證書(shū)，有獎(jiǎng)牌 |
|
優(yōu)異獎(jiǎng)Distinction |
30 |
有電子和紙質(zhì)證書(shū) |
|
榮譽(yù)獎(jiǎng)Merit |
13 |
有電子和紙質(zhì)證書(shū) |
晉級(jí)BMO R2的分?jǐn)?shù)線(xiàn)為13分，成功晉級(jí)的同學(xué)可以全力以赴準(zhǔn)備下一輪考試?yán)玻?/p>
BMO難度如何？一起來(lái)看一下2023年 BMO R1的真題吧，我們還給大家準(zhǔn)備了解析福利哦~
2023BMO R1真題
Q1：An unreliable typist can guarantee that when they try to type a word with different letters,every letter of the word will appear exactly once in what they type, and each letter will occurat most one letter late (though it may occur more than one letter early). Thus, when tryingto type MATHS, the typist may type MATHS, MTAHS or TMASH, but not ATMSH.Determine, with proof, the number of possible spellings of OLYMPIADS that might betyped.
SOLUTION：
Q2：The sequence of integers
