equal sets

基本解释

Using one-to-one correspondence to compare equal and unequal sets.
运用一对一的数字信息，比较相等及不想等系列。
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The test sets for both Track1 and Track2 are divided into two disjoint equal sets each: Test1 and Test2.
Track1 和 track2 的测试集被分成相等的两部分：Test1 和 Test2.
If X is a subset, but it is unknown whether they are equal sets, then the line is lighter and is dotted.
如果X是一个子集，但不确定他们是等价的集合，那么用一条加亮的点线连接他们。

Well, this block here on the left that I came counter counter=0 up with arbitrarily sets a variable called counter equal to 0 and then it forever says that counters value 1 and then it changes the counter by 1.
大家看一下左边的这一段代码,其中有一个随便定义的变量,它会一直显示counter的值,每显示一次，counter加。
哈佛公开课 - 计算机科学课程节选

Different players have different skill sets, so giving everyone an equal shot at doing well is preferable.
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This sets up a struggle that pits equal freedom against equal result since achieving equal result usually requires sacrificing equal freedom.
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