1、两个练习题 1)编程实现46天,是几周几天 int days = 46; int weeks = days / 7; int day =days % 7; //Console.WriteLine(weeks); //Console.WriteLine(day); ...
1、两个练习题
1)编程实现46天,是几周几天
int days = 46;
int weeks = days / 7;
int day =days % 7;
//Console.WriteLine(weeks);
//Console.WriteLine(day);
Console.WriteLine("{0}些天是{1}个周{2}天",days,weeks,day);
2)实现107653秒是几天几时几秒
int seconds = 107653;
int day = seconds / 86400;
int secs = second % 86400;
int hour = secs / 3600;
secs = sec % 3600;
int mins = secs / 60;
secs = secs % 60;
Console.WriteLine("{0}天{1}小时{2}分钟",day,hour,mins);
2、类型转换
Convert类型转换
eg:
get='_blank'>string s = “123”;
double b = Convert.ToDouble(s);
int n = Convert.ToInt32(s);
Console.WriteLine(b);
Console.WriteLine(n);
注意:字符串中又字母时,不会报错,但运行会语法错误
3、问题
提示用户输入三门课的成绩(语文,数学,英语),然后给用户显示总成绩和平均分。
Console.writeLine("请输入你的姓名:");
string name = Console.ReadLine();
Console.WriteLine("请输入你的语文成绩");
string Chinese = Console.ReadLine();
Console.WriteLine("请输入你的数学成绩");
string Math = Console.ReadLine();
Console.WriteLine("请输入你的英语成绩");
string English = Console.ReadLine();
double doubleChinese = Convert.Double(Chinese);
double doubleMath = Convert.Double(Math);
double doubleEnglish = Convert.Double(English);
Console.WriteLine("{0}你的总成绩是{1}平均分是{2}",name,doubleChinese+doubleMath+doubleEnglish,
(doubleChinese+doubleMath+doubleEnglish)/3);
原标题:Asp_基础之C#基础
关键词:C#
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