用java在控制台打印九九乘法表(同行表达式用\t分隔)
时间: 2023-05-12 12:03:41 浏览: 201
当然可以,以下是Java代码:
```
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 + " x " + i + " = " + (i * j) + "\t");
}
System.out.println();
}
}
}
```
运行后,会在控制台输出九九乘法表。
相关问题
java在控制台打印输出九九乘法表
可以使用嵌套的for循环和System.out.print语句来实现Java控制台打印输出九九乘法表,代码如下:
```java
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();
}
```
运行代码后,控制台将输出如下的九九乘法表:
```
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
```
在js用for循环在控制台打印九九乘法表并排序
在JavaScript中,你可以使用for循环和嵌套循环来打印九九乘法表,并通过数组对结果进行排序。这是一个简单的示例:
```javascript
// 创建一个二维数组存储九九乘法表
let multiplicationTable = [];
for (let i = 1; i <= 9; i++) {
let row = [];
for (let j = 1; j <= i; j++) {
row.push(i * j);
}
multiplicationTable.push(row);
}
// 打印九九乘法表到控制台
multiplicationTable.forEach((row, index) => {
console.log(`${index + 1} * ${index + 1}: ${row.join(' ')}`);
});
// 对乘法表进行降序排列(数值大在前)
multiplicationTable.sort((a, b) => b[0] - a[0]);
// 排序后的乘法表打印
console.log("Sorted multiplication table:");
multiplicationTable.forEach((row) => {
console.log(`${row.join(' ')}`);
});
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