SSH 登入
```bash=
ssh pi@127.0.0.1
```
Rassbian系統設定表單
```bash=
sudo raspi-config
```
改密碼
```bash=
sudo passwd pi
輸入新密碼:
raspberry
```
## swap function
```python=
def myswap(array, idx1, idx2):
tmp = array[idx1]
array[idx1] = array[idx2]
array[idx2] = tmp
a = [1, 2, 3, 4]
myswap(a, 0, 2)
print(a)
```
## Bubble Sort
```python=
def myswap(array, idx1, idx2):
tmp = array[idx1]
array[idx1] = array[idx2]
array[idx2] = tmp
def bubble_sort(a):
a_len = len(a)
for i in range(a_len):
for j in range(a_len):
if a[i] > a[j]:
myswap(a, i, j)
a = [3, 1, 2, 4]
print(bubble_sort(a))
```
```python=
def mysum(array):
sumnum = 0
for idx_num in array:
sumnum = sumnum + idx
return sumnum
a = [1, 2, 3, 4, 5]
print(mysum(a))
```
python 基本語法:
```python=
if a == 1:
1 == 1
while 1:
1 == 1
for i in range(5):
print(i)
```