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题解 | #加号运算符重载#

#include <iostream> using namespace std; class Time { public: int hours; // 小时 int minutes; // 分钟 Time() ...

2024-02-12

2 176

题解 | #构造函数#

#include <iostream> #include <string> using namespace std; // Person类 class Person { public: string name; // 姓名 i...

2024-02-05

2 162

题解 | #获得月份天数#

#include <stdio.h> int main() { int a, b; while (scanf("%d %d",&a,&b)!=EOF){ if(a%400==0||(a%4==0&&a%100!...

2024-01-12

2 199

题解 | #牛牛的计划#

#include <stdio.h> int main() { int a,b,c,d,e,f; scanf("%d %d %d",&a,&b,&c); scanf("%d %d %d",&...

2024-01-12

2 210

题解 | #计算男生人数以及平均GPA#

select count(device_id ) AS maie_num ,AVG(gpa) as avg_gpa from user_profile where gender='male' group by gender

2023-11-02

3 220