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| public class NumberUnderscore { | |
| public static void main(String[] args) { | |
| int a; | |
| a = 222_222; | |
| a = 0b00_00; // binary literal | |
| a = 0_2; // octal | |
| // a = 0_9; illegal octal number | |
| // a = 3333._222; illegal | |
| // a = 2222_.222; illegal | |
| // a = 222_; illegal | |
| // a = _222; illegal | |
| } | |
| } |
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