elif m=="USD": print("RMB","{:.2f}".format(n2),sep="")
时间: 2023-09-19 10:05:33 浏览: 42
This code block is checking if the value of `m` is equal to "USD". If it is, then it is printing the string "RMB" followed by the formatted value of `n2` with two decimal places, all without any separator between them.
For example, if `n2` was 50.123456, the output would be "RMB50.12".
相关问题
麻烦你再次帮我修改,让游戏最开始时除了1和2都是非法输入import randomdef run(): cpu_score = 0 player_score = 0 while True: choices = ["石头", "布", "剪刀"] computer = random.choice(choices) player = input("石头,剪刀或布?") if player == computer: print('电脑输出了:{}'.format(computer)) print("打平了!") elif player == "石头": if computer == "布": print('电脑输出了:{}'.format(computer)) print("你输了...") cpu_score += 1 else: print('电脑输出了:{}'.format(computer)) print("你赢了!") player_score += 1 elif player == "布": if computer == "剪刀": print('电脑输出了:{}'.format(computer)) print("你输了...") cpu_score += 1 else: print('电脑输出了:{}'.format(computer)) print("你赢了!") player_score += 1 elif player == "剪刀": if computer == "石头": print('电脑输出了:{}'.format(computer)) print("你输了...") cpu_score += 1 else: print('电脑输出了:{}'.format(computer)) print("你赢了!") player_score += 1 elif player == '2': print("最终得分:") print(f"电脑得分:{cpu_score}") print(f"你的得分:{player_score}") with open('score.txt', 'w') as f: f.write(str(player_score)) break else: print("输入错误,请检查你的输入")if name == 'main': with open('score.txt', 'r') as f: last_score = f.read() print(f"上次游戏得分:{last_score}") m = input("开始游戏请输入:1\n结束游戏请输入:2\n") run()
以下是修改后的代码,满足你的要求:
```
import random
def run():
cpu_score = 0
player_score = 0
while True:
choices = ["石头", "布", "剪刀"]
computer = random.choice(choices)
player = input("石头,剪刀或布?")
if player == '1' or player == '2':
if player == '2':
print("最终得分:")
print(f"电脑得分:{cpu_score}")
print(f"你的得分:{player_score}")
with open('score.txt', 'w') as f:
f.write(str(player_score))
break
else:
print("非法输入,请重新输入")
continue
elif player not in choices:
print("非法输入,请重新输入")
continue
print('电脑输出了:{}'.format(computer))
if player == computer:
print("打平了!")
elif player == "石头":
if computer == "布":
print("你输了...")
cpu_score += 1
else:
print("你赢了!")
player_score += 1
elif player == "布":
if computer == "剪刀":
print("你输了...")
cpu_score += 1
else:
print("你赢了!")
player_score += 1
elif player == "剪刀":
if computer == "石头":
print("你输了...")
cpu_score += 1
else:
print("你赢了!")
player_score += 1
if __name__ == 'main':
with open('score.txt', 'r') as f:
last_score = f.read()
print(f"上次游戏得分:{last_score}")
m = input("开始游戏请输入:1\n结束游戏请输入:2\n")
run()
```
修改的部分主要是在输入非法情况下的处理。当输入为1或2时,需要判断是否为合法输入,如果不是则要求重新输入,否则继续执行游戏。同时,当输入的不是石头、剪刀或布时,也要求重新输入。
n = int(input()) m = input() num = n count = 0 while num > 0: number = num % 16 if number == 0: if m == "0": count = count + 1 elif number == 1: if m == "1": count = count + 1 elif number == 2: if m == "2": count = count + 1 elif number == 3: if m == "3": count = count + 1 elif number == 4: if m == "4": count = count + 1 elif number == 5: if m == "5": count = count + 1 elif number == 6: if m == "6": count = count + 1 elif number == 7: if m == "7": count = count + 1 elif number == 8: if m == "8": count = count + 1 elif number == 9: if m == "9": count = count + 1 elif number == 10: if m == "a": count = count + 1 elif number == 11: if m == "b": count = count + 1 elif number == 12: if m == "c": count = count + 1 elif number == 13: if m == "d": count = count + 1 elif number == 14: if m == "e": count = count + 1 elif number == 15: if m == "f": count = count + 1 num = int(num / 16) print(count)
这段代码的功能是将一个十进制数转换成十六进制,并统计十六进制数中某一位出现的次数。具体来说,代码首先接收一个十进制数 n 和一个十六进制数 m。然后,将 n 逐位转换成十六进制数,将转换后的每一位与 m 进行比较,如果相等,则将计数器 count 加一。最后输出 count 的值,即 m 在 n 的十六进制表示中出现的次数。需要注意的是,该代码中的十六进制数是用字符串形式表示的。