0101少儿编程
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4745: 打靶问题
Memory Limit:128 MB
Time Limit:1.000 S
Judge Style:Text Compare
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Submit:14
Solved:8
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•一个射击运动员打靶,靶一共有10环,连开10枪打中90环的可能性有多少种?
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华哥出的题
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