太原理工大学软件java实验报告(4)
时间:2025-04-20
时间:2025-04-20
(4) 有一函数:
x (x<1) 3x-2 (1≤x<10) 4x (x≥10)
写一程序,给定x值,输出y值。
package com.zhangqian.exercise1;
import java.io.*;
public class Hanshu { }
public static void main(String[] args) throws IOException { }
// TODO Auto-generated method stub double x = 0.0; double y = 0.0;
System.out.println("请输入x:");
BufferedReader br = new BufferedReader(new x = Double.parseDouble(br.readLine()); if (x < 1)
y = x;
y = 3 * x - 2; y = 4 * x;
else if (x >= 1 && x < 10) else if (x >= 10)
System.out.println("y=" + y);
InputStreamReader(System.in));
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