[Python]数値計算とビット計算

# 足し算
a = 5 + 3  # 8
print(a)

$ python3 -B python-calculation.py
8

# 引き算
b = 10 - 2  # 8
print(b)

$ python3 -B python-calculation.py
8

# 掛け算
c = 4 * 2  # 8
print(c)

$ python3 -B python-calculation.py
8

# 割り算
d = 16 / 2  # 8.0
print(d)

$ python3 -B python-calculation.py
8.0

# 整数の割り算
e = 16 // 2  # 8
print(e)

$ python3 -B python-calculation.py
8

# 余りの計算
f = 17 % 3  # 2
print(f)

$ python3 -B python-calculation.py
2

# べき乗
g = 2 ** 3  # 8
print(g)

$ python3 -B python-calculation.py
8

# AND演算
h = 0b1100 & 0b1010  # 0b1000 (8)
print(h)

$ python3 -B python-calculation.py
8

# OR演算
i = 0b1100 | 0b1010  # 0b1110 (14)
print(i)

$ python3 -B python-calculation.py
14

# XOR演算
j = 0b1100 ^ 0b1010  # 0b0110 (6)
print(j)

$ python3 -B python-calculation.py
6

# NOT演算
k = ~0b1100  # -0b1101 (-13)
print(k)

$ python3 -B python-calculation.py
-13

# 左シフト演算
l = 0b1100 << 2  # 0b110000 (48)
print(l)

$ python3 -B python-calculation.py
48

# 右シフト演算
m = 0b1100 >> 2  # 0b0011 (3)
print(m)

$ python3 -B python-calculation.py
3