java列印九九乘法表,巢狀for迴圈,二維陣列
阿新 • • 發佈:2019-02-03
方法一:巢狀for迴圈
public class Test1 {
public static void main(String[] args) {
for (int i = 1; i < 10; i++) {
for (int j = 1; j <= i; j++) {
System.out.print(j + "*" + i + "=" + i * j + "\t");
}
System.out.println();
}
}
}
方法二:二維陣列
執行效果:public class Test1 { public static void main(String[] args) { int[][] table = new int[10][10]; for (int i = 1; i < table.length; i++) { for (int j = 1; j <= i; j++) { System.out.print(j + "*" + i + "=" + i * j + "\t"); } System.out.println(); } } }