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- 单项选择题 import java.io.PrintWriter; class DoFormat { public static void main(String [] args) { int x = 42; int y = 12345; float z = 7; System.out.format("-%4d- ", x); System.out.format("-%4d- ", y); System.out.format("-%4.1d- ", z); } } 结果为:()
A、编译失败
B、-42- -1234- -7.0-
C、- 42- -1234- - 7.0-
D、运行时异常被抛出
- D
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