满意答案
wodfsdfeqd81
推荐于 2018.10.08
采纳率:51% 等级:12
已帮助:5850人
using System;using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace ConsoleApplication40{
class Program
{
static void Main(string[] args)
{
double x,y;
Console.WriteLine("输入行李的重量x:");
x = double.Parse(Console.ReadLine());
if (x <= 50)
{
Console.WriteLine("每千克0.25元");
y = 0.25 * x;
Console.WriteLine("输出托运的费用y={0}:", y);
}
else
{
if (x > 50 && x <= 100)
{
Console.WriteLine("超过的每千克0.35元");
y = (x-50) * 0.35 + 50 * 0.25;
Console.WriteLine("托运的费用y={0}:", y);
}
else
{
Console.WriteLine("超过的每千克0.45元");
y = (x - 100) * 0.45 + (x - 50) * 0.35 + 50 * 0.25 + 0.25 * x;
Console.WriteLine("托运的费用y={0}:", y);
}
}
}
}
}
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