2019-11-23
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586
print('0123456789'[::2])
print('0123456789'[::3])
print('0123456789'[2:8:2])
print('0123456789'[9::-2])
print('0123456789'[::-2])
print('0123456789'[-1:-7:-2])
a = True
print(type(a))
if None:
print(true)
else:
print(False)
if 0:
print(true)
else:
print(False)
if 0.0:
print(True)
else:
print(False)
if 0+0j:
print(True)
else:
print(False)
if '':
print(True)
else:
print(False)
b = 3
if b:
print(True)
if '\0':
print(True)
else :
print(False)
if ' ':
print(True)
else :
print(False)
print(bool(0))
print(bool(10))
print(type(120))
print(type(2147483648))
print(type(3.141592))
print(type(1.23456e3))
print(type('hello'))
print(type("HelloWorld"))
print(type(True))
print(type(False))
print(int(3.14))
print(int(3.6))
print(int(True))
print(int(False))
print(int('12345'))
print(float(100))
print(float(True))
print(float(False))
print(float('3.141592'))
print(float(314))
Python
INFO