Winter, let me introduce you to my good friend, Mike Hel He is also known as Degde He is an incredibly talented artist who loves to create beautiful paintings and sculptures Mike is a very kind and generous person who always puts his friends and family first He is also very creative and has an amazing imagination I think you would really enjoy getting to know him
题目少一句话,应该是谁最后把糖果取完,为胜。
倒数第二轮取完后,留给对手3粒,就必胜,对手拿1粒,你拿两粒,拿完,胜。对手若拿两粒,剩下1粒,你也必胜。
倒数第三轮取完后,留给对手6粒,以此类推如果不出错,21粒的情况下,先拿的,必输。
后拿的人,取胜法则:所拿的数,和对手先拿的数相加,等于3即可。
先拿的人,只有在对方出错的情况下,才能取胜。比如,先拿1粒,后拿的应该拿2粒,如果后拿的出错,拿了1粒,先拿的就有机会了,再拿1粒,就得到主动权了。
设爸爸帮冬冬搬10块后冬冬搬x块.由题意得:
5x-10-10=2(x+10+10)
5x-20=2x+40
3x=60
x=20
x+10=20+10=30(块)
5x-10=5×20-10=90(块)
答:原计划爸爸搬90块砖,冬冬搬30块砖.
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