我在Java中创建了10*10网格,并试图将行号显示在网格的左侧,经过多次尝试不同的打印格式和选项之后,我现在在这里做了一些帮助。任何指示都将受到极大的赞赏。public class ArrayTest {
final static char[][] GRID = new char[SIZEGRID[row][column]= ' '; }
public static void printGrid()
e.startsWith("H"));}Exception in thread "main" java.lang.NullPointerExceptionat test/test.TestClass.lambda$0(TestClass.java:14)
at java.base/java.util.ArrayList.removeIf(UnknownS