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题解 | 计算一元二次方程

import sys def format_number(num): """格式化数字，移除0值的负号""" # 考虑浮点数精度问题，接近0的数值视为0 if abs(num) < 1e-9: ...

2025-09-27

0 16

题解 | 统计每个学校的答过题的用户的平均答题数

select university, count(b.question_id)/count(distinct(b.device_id)) as avg_answer_cnt from user_profile a join question_practice_detail b where a.dev...

2025-08-18

0 30

题解 | 金币

k = int(input()) total = 0 current_group = 1 paid_in_group = 0 for _ in range(k): if current_group == paid_in_group: current_group += 1 ...

2025-06-17

0 38

题解 | 多组数据a+b III

import sys for line in sys.stdin: a, b = map(int,line.split()) if a == b == 0: break else: print(a+b)

2025-05-30

2 62

题解 | 多组输入a+b II

import sys n = int(input()) for line in sys.stdin: a,b = map(int,line.split()) print(a+b)

2025-05-30

2 42

题解 | 最大最小值

import sys for line in sys.stdin: a,b,c = map(int,line.split()) print(f"The maximum number is : {max(a,b,c)}\nThe minimum number is : {m...

2025-05-30

2 49

题解 | 水题再次来袭：明天星期几？

import sys for line in sys.stdin: a = int(line.strip()) if a == 7: print(1) else: print(a+1)

2025-05-30

0 58

题解 | 小乐乐求和

import sys for line in sys.stdin: a = int(line.strip()) print(int((1+a)*a/2))

2025-05-30

0 44

题解 | 成绩

import sys for line in sys.stdin: a, b, c = map(int,line.split()) print(int(a*0.2 + b*0.3 + c*0.5))

2025-05-30

0 65

题解 | 牛牛学立体

import sys for line in sys.stdin: a,b,c = map(int,line.split()) print((a*b+b*c+a*c)*2) print(a*b*c)

2025-05-30

0 48