Mathmatica 模式匹配中使用的模式的表示符号有:
A.一个下划线:_
B.两个下划线:__
C.三个下划线:__
D.@@
E./@
F.@@@
- · 有3位网友选择 D,占比33.33%
- · 有2位网友选择 AE,占比22.22%
- · 有1位网友选择 BE,占比11.11%
- · 有1位网友选择 BCD,占比11.11%
- · 有1位网友选择 BD,占比11.11%
- · 有1位网友选择 E,占比11.11%
A.一个下划线:_
B.两个下划线:__
C.三个下划线:__
D.@@
E./@
F.@@@
A.both mathematicians and electrical engineers
B.some scientists
C.computer engineers
D.some universities
A、Scientific American, 239, 78
B、Scientific American, 239: 76-81
C、Scientific American, 239, 76-81
D、Scientific American, 239, 76-81.
A、United States of America
B、Japan
C、India
D、Italy
A、maths teachers
B、math’s teachers
C、maths teacher
D、maths’s teachers
A.mathematic teachers B.mathematics teacher
C.mathematics teachers D.mathematic's teachers
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