题目内容
对于半带宽为b的带状矩阵，它的特点是：对于矩阵元素aij，若它满足（），则aij=0。
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Sucker slept in narrator’s bed with him but that didn’t interfere with anything.
Sucker’s twelve, four years older than narrator, and he always knew without narrator even telling him that narrator didn’t want kids that age meddling with his things.
No matter how many times Sucker got fooled he would still believe narrator.
According to the passage, if a person despises you a lot you admire him——and it is the person who doesn’t notice you that you are apt to admire.
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