我的问题是我该如何通过Input()获取用户数据,然后选择<33的学生并打印结果
我已经尝试过这种方法,但是如何才能从用户那里获取数据并存储在字典中
students = {
input('Enter name 1: '): float(input('Enter value 1: ')),
input('Enter name 2: '): float(input('Enter value 2: ')),
input('Enter name 3: '): float(input('Enter value 3: ')),
input('Enter name 4: '): float(input('Enter value 4: ')),
input('Enter name 5: '): float(input('Enter value 5: ')),
}
# I know this is ugly method to write type() many times, so this is the
# problem
print(len(students))
for (name, value) in students.items():
print(name, sep='\n')
print(value)
print(*[student for student in students if students[student] < 33],
sep='\n')
第一个用户将写出多少学生,例如5
我想从数据表中获取用户名和标记,如下所示:
5
dino
23.3
jackson
33.5
timcey
44.5
james
55.5
gardner
31.2
然后计算谁的学生得分低于36分并打印他们的姓名
jackson
gardner
答案 0 :(得分:0)
要打印分数<36的学生,请使用for循环:
for student,score in students.items():
if score < 36:
print(student)
答案 1 :(得分:-1)
尝试使用此代码:
students = {}
n = int(input())
for i in range(n):
students.update({input('Enter name %s: ' % (i + 1)): float(input('Enter value %s: ' % (i + 1)))})
for name, value in students.items():
print(name)
print(value)
print(*[student for student in students if students[student] < 33], sep='\n')
示例输出:
5
Enter name 1: dino
Enter value 1: 23.3
Enter name 2: jackson
Enter value 2: 33.5
Enter name 3: timcey
Enter value 3: 44.5
Enter name 4: james
Enter value 4: 55.5
Enter name 5: gardner
Enter value 5: 31.2
dino
23.3
jackson
33.5
timcey
44.5
james
55.5
gardner
31.2
dino
gardner