33 lines
495 B
Scala
33 lines
495 B
Scala
package practise9.exercises
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/*
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* 练习 3：学生成绩排序
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给：
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val students = List(
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("Tom", 80),
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("Jack", 95),
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("Alice", 70),
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("Bob", 85)
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)
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使用 sortBy 按成绩从低到高排序：
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(Alice,70)
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(Tom,80)
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(Bob,85)
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(Jack,95)
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提示：
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_._2*/
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object Exercises3 {
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def main(args: Array[String]): Unit = {
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val students = List(
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("Tom", 80),
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("Jack", 95),
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("Alice", 70),
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("Bob", 85)
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)
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val result = students.sortBy(_._2)
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println(result)
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}
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}
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