用Python编写九九乘法表
时间: 2023-11-05 18:08:59 浏览: 44
```python
for i in range(1, 10):
for j in range(1, i+1):
print(f"{j}x{i}={i*j}", end="\t")
print()
```
输出:
```
1x1=1
1x2=2 2x2=4
1x3=3 2x3=6 3x3=9
1x4=4 2x4=8 3x4=12 4x4=16
1x5=5 2x5=10 3x5=15 4x5=20 5x5=25
1x6=6 2x6=12 3x6=18 4x6=24 5x6=30 6x6=36
1x7=7 2x7=14 3x7=21 4x7=28 5x7=35 6x7=42 7x7=49
1x8=8 2x8=16 3x8=24 4x8=32 5x8=40 6x8=48 7x8=56 8x8=64
1x9=9 2x9=18 3x9=27 4x9=36 5x9=45 6x9=54 7x9=63 8x9=72 9x9=81
```
相关问题
用python编写九九乘法表
### 回答1:
你可以使用以下代码来编写九九乘法表:for i in range(1, 10):
for j in range(1, i+1):
print('{}x{}={}\t'.format(j, i, i*j), end='')
print()
### 回答2:
下面是用Python编写的九九乘法表:
```python
for i in range(1, 10):
for j in range(1, i+1):
result = i * j
print(f"{j} × {i} = {result}", end="\t")
print()
```
运行以上代码,就可以打印出九九乘法表。输出结果如下:
```
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
```
每行以`\t`分隔每一个乘法表达式,使用`\n`进行换行。
### 回答3:
要用Python编写九九乘法表,可以使用循环语句和字符串格式化来实现。以下是一个使用两层循环的示例代码:
```python
for i in range(1, 10):
for j in range(1, i+1):
print(f"{j} * {i} = {i*j}\t", end="")
print()
```
首先,外层循环`for i in range(1, 10)`用于控制乘法表的行数,范围是1到9,代表乘法表的第i行。
然后,内层循环`for j in range(1, i+1)`用于控制每行的列数,范围是1到i+1,代表乘法表的第i行的第j列。
接下来,使用字符串格式化`print(f"{j} * {i} = {i*j}\t", end="")`将每一个乘法表达式输出到控制台,并以制表符`\t`结尾,实现对齐的效果。这里`f"{j} * {i} = {i*j}"`表示将`j`、`i`和`i*j`分别插入到字符串中。
最后,使用`print()`输出一个换行符,使得每行的乘法表达式可以分开显示。
运行这段代码,即可得到输出九九乘法表的结果:
```
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
```
以上就是用Python编写九九乘法表的代码和结果。基于此代码框架,你可以根据自己的需求进行扩展和修改。
使用Python编写九九乘法表
### 回答1:
九九乘法表可以使用以下代码实现:
```
for i in range(1, 10):
for j in range(1, i + 1):
print(f"{i} * {j} = {i * j}", end="\t")
print()
```
其中,`range(1, 10)` 表示从 1 到 9 的数字序列,每一次循环都会将变量 `i` 的值赋给变量 `j`,然后输出 `i` 乘以 `j` 的结果。在内层循环的末尾调用 `print()` 函数可以换行。
运行上述代码会输出一个九九乘法表,结果如下:
```
1 * 1 = 1
2 * 1 = 2 2 * 2 = 4
3 * 1 = 3 3 * 2 = 6 3 * 3 = 9
4 * 1 = 4 4 * 2 = 8 4 * 3 = 12 4 * 4 = 16
5 * 1 = 5 5 * 2 = 10 5 * 3 = 15 5 * 4 = 20 5 * 5 = 25
6 * 1 = 6 6 * 2 = 12 6 * 3 = 18 6 * 4 = 24 6 * 5 = 30 6 * 6 = 36
7 * 1 = 7 7 * 2 = 14 7 * 3 = 21 7 * 4 = 28 7 * 5 = 35 7 * 6 = 42 7 * 7 = 49
8 * 1 = 8 8 * 2 = 16 8 * 3 = 24 8 * 4 = 32 8 * 5 = 40 8 * 6 = 48 8 * 7 = 56 8 * 8 = 64
9 * 1 = 9 9 * 2 = 18 9 * 3 = 27 9 * 4 = 36 9 * 5 = 45 9 * 6 = 54 9 * 7 = 63 9 * 8 = 72 9 * 9 = 81
```
### 回答2:
使用Python编写九九乘法表可以使用双重循环来实现,具体步骤如下:
```python
for i in range(1, 10):
for j in range(1, i + 1):
product = i * j
print(f"{j} × {i} = {product}", end="\t")
print()
```
首先,我们使用`for`循环遍历从1到9的数,用变量`i`表示被乘数。然后,我们再使用一个嵌套的`for`循环,从1到`i + 1`遍历,用变量`j`表示乘数。在内层循环中,我们计算乘积并打印出来。我们使用字符串的格式化来输出乘法表达式,其中`{j}`表示乘数,`{i}`表示被乘数,`{product}`表示乘积。我们还使用`end="\t"`来在每个乘法表达式后添加一个制表符,以保持乘法表的对齐性。最后,我们使用`print()`来打印每一行的乘法表达式。
通过以上的代码,我们可以得到一个完整的九九乘法表。
```python
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
```
这样,我们成功地使用Python编写了九九乘法表。