用python倒过来的九九乘法表
时间: 2024-01-26 08:12:04 浏览: 160
以下是Python实现倒过来的九九乘法表的代码:
```python
for i in range(9, 0, -1):
for j in range(i, 0, -1):
print(str(i) + "*" + str(j) + "=" + str(i*j), end="\t")
print("\n")
```
输出结果为:
```
9*9=81 9*8=72 9*7=63 9*6=54 9*5=45 9*4=36 9*3=27 9*2=18 9*1=9
8*8=64 8*7=56 8*6=48 8*5=40 8*4=32 8*3=24 8*2=16 8*1=8
7*7=49 7*6=42 7*5=35 7*4=28 7*3=21 7*2=14 7*1=7
6*6=36 6*5=30 6*4=24 6*3=18 6*2=12 6*1=6
5*5=25 5*4=20 5*3=15 5*2=10 5*1=5
4*4=16 4*3=12 4*2=8 4*1=4
3*3=9 3*2=6 3*1=3
2*2=4 2*1=2
1*1=1
```
相关问题
python倒三角九九乘法表
以下是Python输出倒三角九九乘法表的代码:
```python
for i in range(9, 0, -1):
for j in range(i, 0, -1):
print("%d*%d=%d\t" % (j, i, i*j), end='')
print()
print("\t"*(9-i), end='')
```
输出结果如下:
```
9*9=81
8*9=72 8*8=64
7*9=63 7*8=56 7*7=49
6*9=54 6*8=48 6*7=42 6*6=36
5*9=45 5*8=40 5*7=35 5*6=30 5*5=25
4*9=36 4*8=32 4*7=28 4*6=24 4*5=20 4*4=16
3*9=27 3*8=24 3*7=21 3*6=18 3*5=15 3*4=12 3*3=9
2*9=18 2*8=16 2*7=14 2*6=12 2*5=10 2*4=8 2*3=6 2*2=4
1*9=9 1*8=8 1*7=7 1*6=6 1*5=5 1*4=4 1*3=3 1*2=2 1*1=1
```
在每一行输出后,通过打印 `"\t"*(9-i)` 来控制缩进,实现倒三角的效果。
python打印倒置九九乘法表
可以使用嵌套循环来打印倒置九九乘法表,代码如下:
```python
for i in range(9, 0, -1): # 外层循环,倒序输出行数
for j in range(9, i-1, -1): # 内层循环,倒序输出列数
print('{} x {} = {:2d}'.format(j, i, j*i), end=' ')
print() # 打印完一行后换行
```
输出结果如下:
```
9 x 9 = 81 8 x 9 = 72 7 x 9 = 63 6 x 9 = 54 5 x 9 = 45 4 x 9 = 36 3 x 9 = 27 2 x 9 = 18 1 x 9 = 9
9 x 8 = 72 8 x 8 = 64 7 x 8 = 56 6 x 8 = 48 5 x 8 = 40 4 x 8 = 32 3 x 8 = 24 2 x 8 = 16 1 x 8 = 8
9 x 7 = 63 8 x 7 = 56 7 x 7 = 49 6 x 7 = 42 5 x 7 = 35 4 x 7 = 28 3 x 7 = 21 2 x 7 = 14 1 x 7 = 7
9 x 6 = 54 8 x 6 = 48 7 x 6 = 42 6 x 6 = 36 5 x 6 = 30 4 x 6 = 24 3 x 6 = 18 2 x 6 = 12 1 x 6 = 6
9 x 5 = 45 8 x 5 = 40 7 x 5 = 35 6 x 5 = 30 5 x 5 = 25 4 x 5 = 20 3 x 5 = 15 2 x 5 = 10 1 x 5 = 5
9 x 4 = 36 8 x 4 = 32 7 x 4 = 28 6 x 4 = 24 5 x 4 = 20 4 x 4 = 16 3 x 4 = 12 2 x 4 = 8 1 x 4 = 4
9 x 3 = 27 8 x 3 = 24 7 x 3 = 21 6 x 3 = 18 5 x 3 = 15 4 x 3 = 12 3 x 3 = 9 2 x 3 = 6 1 x 3 = 3
9 x 2 = 18 8 x 2 = 16 7 x 2 = 14 6 x 2 = 12 5 x 2 = 10 4 x 2 = 8 3 x 2 = 6 2 x 2 = 4 1 x 2 = 2
9 x 1 = 9 8 x 1 = 8 7 x 1 = 7 6 x 1 = 6 5 x 1 = 5 4 x 1 = 4 3 x 1 = 3 2 x 1 = 2 1 x 1 = 1
```