#第一种： ‘’’ if 4 > 5 : print(‘我请你喝酒’) print(‘喝什么酒’)
#第二种： if 4 > 5: print(‘我请你喝酒’) else: print(‘喝什么酒’) ‘’’
‘’’ #多选： num = input(‘请输入您猜的数字：’)
if num == ‘1’: print(‘一起抽烟’) elif num == ‘2’: print(‘一起喝酒’) elif num == ‘3’: print(‘新开了一家，走看看’) else: print(‘你猜错了…’)
score = int(input(“输入分数:”))
if score > 100: print(“我擦，最高分才100…”) elif score >= 90: print(“A”) elif score >= 60: print(“C”) elif score >= 80: print(“B”) elif score >= 40: print(“D”) else: print(“太笨了…E”)
name = input(‘请输入名字：’) age = input(‘请输入年龄：’)
if name == ‘小二’: if age == ‘18’: print(666) else: print(333) else: print(‘错了…’) ‘’’
#while ‘’’ print(‘111’) while True: print(‘我们不一样’) print(‘在人间’) print(‘痒’) print(‘222’) ‘’’ #从1–100 ‘’’ count = 1 flag = True #标志位 while flag: print(count) count = count + 1 if count > 100 : flag = False
count = 1 while count <= 100: print(count) count = count + 1
count = 1 sum = 0
while count <= 100: sum = sum + count count = count + 1
print(sum) ‘’’
#break ‘’’ print(‘11’) while True: print(‘222’) print(333) break print(444) print(‘abc’)
count = 1 while True: print(count) count = count + 1 if count > 100:break
print(111) count = 1 while count < 20 : print(count) continue count = count + 1 ‘’’
count = 0 while count <= 100 : count += 1 if count > 5 and count < 95: continue print("loop ", count)
print("-----out of while loop ------")
