randomnumber.java~2~

来自「操作系统课程设计」· JAVA~2~ 代码 · 共 36 行

/**
 * 产生一个随机数
 * 
 */
package process;

/**
 * @author 阿赞
 *
 */
public class RandomNumber {
	public RandomNumber() {
		
	}
	public int random() {
		double a = (new java.util.Random()).nextDouble();
		//double a = (new java.util.Random()).nextDouble();
		//double a = (new java.util.Random()).nextFloat();
		//double a = (new java.util.Random()).nextGaussian();
		//double a = Math.random();
		int z = 1+(int)(300*a);
		return (int)z;
	}
	
	public int random1() {
		//double a = (new java.util.Random()).nextDouble();
		//double a = (new java.util.Random()).nextDouble();
		//double a = (new java.util.Random()).nextFloat();
		//double a = (new java.util.Random()).nextGaussian();
		double a = Math.random();
		int z = (int)(200*a);
		return (int)z;
	}

}