用java语言打印九九乘法表
时间: 2023-07-20 19:10:54 浏览: 52
以下是Java语言打印九九乘法表的示例代码:
```java
public class MultiplicationTable {
public static void main(String[] args) {
for (int i = 1; i <= 9; i++) {
for (int j = 1; j <= i; j++) {
System.out.print(j + " × " + i + " = " + (i * j) + "\t");
}
System.out.println();
}
}
}
```
其中,我们使用了两层循环来打印九九乘法表。外层循环控制行数,内层循环控制列数。在内层循环中,我们打印出每个乘法表达式的结果,并使用制表符`\t`来对齐输出。最后,在每行结尾处,我们使用`System.out.println()`来换行。
相关问题
使用java语言打印九九乘法表
```java
public class MultiplicationTable {
public static void main(String[] args) {
for (int i = 1; i <= 9; i++) {
for (int j = 1; j <= i; j++) {
System.out.print(j + " * " + i + " = " + (j * i) + "\t");
}
System.out.println();
}
}
}
```
输出结果:
```
1 * 1 = 1
1 * 2 = 2 2 * 2 = 4
1 * 3 = 3 2 * 3 = 6 3 * 3 = 9
1 * 4 = 4 2 * 4 = 8 3 * 4 = 12 4 * 4 = 16
1 * 5 = 5 2 * 5 = 10 3 * 5 = 15 4 * 5 = 20 5 * 5 = 25
1 * 6 = 6 2 * 6 = 12 3 * 6 = 18 4 * 6 = 24 5 * 6 = 30 6 * 6 = 36
1 * 7 = 7 2 * 7 = 14 3 * 7 = 21 4 * 7 = 28 5 * 7 = 35 6 * 7 = 42 7 * 7 = 49
1 * 8 = 8 2 * 8 = 16 3 * 8 = 24 4 * 8 = 32 5 * 8 = 40 6 * 8 = 48 7 * 8 = 56 8 * 8 = 64
1 * 9 = 9 2 * 9 = 18 3 * 9 = 27 4 * 9 = 36 5 * 9 = 45 6 * 9 = 54 7 * 9 = 63 8 * 9 = 72 9 * 9 = 81
```
用java语言打印九九乘法表 ,并展示出来
好的,以下是Java语言打印九九乘法表并展示的示例代码:
```java
public class MultiplicationTable {
public static void main(String[] args) {
// 打印表头
System.out.print(" |");
for (int i = 1; i <= 9; i++) {
System.out.print(" " + i + " ");
}
System.out.println("\n-----------------------------------------");
// 打印表格内容
for (int i = 1; i <= 9; i++) {
System.out.print(i + " |");
for (int j = 1; j <= i; j++) {
System.out.printf(" %2d×%-2d=%2d ", j, i, i * j);
}
System.out.println();
}
}
}
```
在这个示例代码中,我们通过使用`System.out.printf()`方法来格式化输出,从而使得乘法表的格式更加整齐。同时,我们还使用了制表符`\t`来控制表格中每一列的宽度。最终,我们得到了一个比较美观的九九乘法表。运行这个程序,就可以在控制台上看到输出的结果。