# print() 函数
print('hello , world')

print('hello', 'world', '!')

print('300')

print(100 + 200)

print('100 + 200 = ', 100 + 200)

# 输入
name = input() 
name
print(name)

# 整合输入输出

name = input('please enter your fucing name: ')
print('hello,' , name , '!')


# 练习
# 请利用print()输出1024 * 768 = xxx

print('1024 * 768 = ', 1024 * 768)