package twotest;

public class Develop {
    // 用增强型for循环找出最大的那个数
    public static void main(String[] args) {
        int[] score = new int[5];
        score[0] = 100;
        score[1] = 12;
        score[2] = 10;
        score[3] = 130;
        score[4] = 134;
        int max = score[0];
        System.out.println("数组元素为：");
        for (int bb : score) {
            System.out.println(bb);
            if (bb > max) {
                max = bb;
            }
        }
        System.out.println("最大值是：" + max);
    }
}

int[] a = new int[5];
      a[0] = (int) (Math.random() * 100);
      a[1] = (int) (Math.random() * 100);
      a[2] = (int) (Math.random() * 100);
      a[3] = (int) (Math.random() * 100);
      a[4] = (int) (Math.random() * 100);	
    //排序前，先把内容打印出来
      int max=0;
    for (int i:a) {
        System.out.print(i+ " ");
        if(i>max) {
        	max=i;
        }
    }
    System.out.println();
    System.out.print(max);

public class Test11 {

	public static void main(String[] args) {
		int[] arr=new int[]{12,15,32,19,61,99};
		int max=0;
		for(int x: arr){
				if(x>max){
					max=x;
				}
		}
		System.out.println("最大值是："+max);

	}

}

int[] array=new int[5];

        for (int i=0;i<=array.length-1;i++){
            array[i]=(int)(Math.random()*100);
            System.out.println(array[i]);
        }
        int max = array[0];
        for(int each :array){
            if(each>max){
                max=each;
            }
        }
        System.out.println("最大值是："+max);

int values [] = new int[6];
		for (int i = 0; i < 5; i++){
			values[i] = (int)(Math.random()*100);
		}
		int t = 0; 
		//增强型for循环遍历
		for (int each : values){
			System.out.println(each);
			if(t < each)
				t = each;
		} 		
		System.out.println("数组中最大的那个数是" + t);

public static void main(String[] args) {
        int a[]=new int[5];
        for (int i=0;i<a.length;i++){
            a[i] = (int)(Math.random()*100);
//            System.out.println(a[i]);
        }
        int MAX = 0;
        for (int each : a){
            System.out.println(each);
            if (MAX<each){
                MAX = each;
            }
        }
        System.out.println("最大值为 : "+MAX);
    }

import javax.management.MXBean;
import java.util.Arrays;
public class Arrs {
    public static void main(String[] args) {
        int[] arr_0 = new int[5];
        int Max = 0;
        for (int i = 0; i < arr_0.length; i++)
            arr_0[i] = (int) (Math.random() * 100) + 11;

        Max = arr_0[0];

        for (int i = 1; i < arr_0.length; i++)
        {
            if (Max < arr_0[i])
                Max = arr_0[i];
        }

        System.out.println("Max is " + Max);
        System.out.println(Arrays.toString(arr_0));
        //System.out.println(Arrays.toString(arr_0));
        System.out.println("Done");
    }
}

public static void main(String[] args) {

        int[] a = new int[5];
        int[] b = new int[5];
        for(int i = 0;i<5;i++)
            a[i] = (int)(Math.random()*100);
        int min = a[0];
        int max = a[0];
        for (int i = 0;i<5;i++)
            min = Math.min(min, a[i]);
        System.out.println(min);
        for(int each:a) {
            max = max>each?max:each;
//            max = Math.max(max, each);
        }
        System.out.println(max);
        for (int each:a){
            System.out.print(each+" ");
        }
        System.out.println("");
        for (int i = 0;i<5;i++){
            b[i] = a[5-1-i];
        }
        for (int each:b){
            System.out.print(each+" ");
        }
        System.out.println("");
    }

public static void main(String[] args) {
        int[] a = new int[5];
        for (int i = 0; i < a.length; i++) {
            a[i] = (int)(Math.random() * 100);
        }
        int max = 0;
        for(int x : a){
            System.out.print(x + " ");
            if(max < x){
                max = x;
            }
        }
        System.out.println();
        System.out.println("最大值为："+ max);
    }

public class ShuZu {
   public static void main(String[] args){
	   int[] a = new int[10];
	   for(int i =0;i<a.length;i++){
		   a[i] = (int)(Math.random()*100);
		   System.out.print(a[i]+"\t");
	   }
	   int max = a[0];
		   for(int each : a)
		   {
			   if(each >= max){
				   max = each;
			   }
		   }
		   System.out.println("\n"+"最大值："+max);
   } 
}

int []a = new int[5];
            for (int i = 0; i<a.length; i++){
                a[i] = (int) (Math.random()*100);
            }
            System.out.println("随机生成的5位数组为："+ Arrays.toString(a));

            //增强型for循环，循环速度快，却不能用来修改 （数组里的） 值
            int max = 0;
            long begintime = System.nanoTime();          //开始计算加强循环的运算时间
            for(int each: a){
                if(each>max){
                    max = each;
                }
            }
            System.out.println("这个数组的最大值是："+max);
            long endtime = System.nanoTime();             //结束运算时间
            long costTime = (endtime - begintime);
            System.out.println("本次最大值遍历时间为："+costTime+"纳秒");

public class For {

    public static void main(String[] args) {

        int num[] = new int[5];

        System.out.println("生成的随机数为：");
        for (int i = 0; i <num.length ; i++) {
            num[i] = (int)(Math.random()*100);
            System.out.print(num[i]+"\t");
        }
        System.out.println();

        //使用增强for找到最大值
        int max = 0;
        for (int each : num){
            if (each > max){
                max = each;
            }
        }
        System.out.println("最大值是："+max);
    }
}

public class Hello {
    public static void main(String[] args) {

        int values[]={110,12,13,14,15};
        int max =0;
        for (int each :values){
            if(each>max){
                max=each;
            }

        }
        System.out.println(max);
    }
}

public class List02 {
    public static void main(String[] args) {
        /**
         * 增强型 for循环
         *
         */
        //常规循环
        int a [] = new int[] {1,2,3,4,5};
//        for (int i = 0; i <= a.length-1; i++) {
//
//            int each = a[i];
//            System.out.println(each);
//
//        }
        //二、增强型for循环遍历
        int max = a[0];
        for(int each :a){
            if (each >max){
                max = each;

            }


//            System.out.println(each);
        }
        System.out.println("最大值max是："+max);
    }
}

/*
    使用for增强输出max元素
 */
public class ForPlus {
    public static void main(String[] args) {

        //定义一个数组，并使用Math函数random方法获取每一个索引的值
        int[] arr = new int[10];
        System.out.print("获得的数组：[");
        for(int i=0;i<arr.length;i++){
            arr[i] = (int) (Math.random() * 101);
            if(arr[i] == arr.length-1) {
                System.out.print(arr[i]);
            }else{
                System.out.print(arr[i] + ", ");
            }
        }
        System.out.println("]");
        int max = 0;
        for(int i : arr){
            if(i>max){
                max = i;
            }
        }
        System.out.println("max："+ max);
    }
}

public static void main(String[] args) {
        //成员变量
        int fanWei=6;
        int array[]=new int[fanWei];
        int max=array[0];
        //for循环来给数组赋值
        for(int i=0;i<fanWei;i++){
            array[i]=(int)(0+(100-0+1)*Math.random());
            System.out.print("\t"+array[i]);
        }
        //遍历
        for (int i : array) {
            if(i>max){
                int temporary;//临时变量
                temporary=i;
                i=max;
                max=temporary;
            }
        }
        System.out.println("\n\t最大值为"+max);
    }

package array;

import java.util.Scanner;

public class Incresefor {
       public static void main(String[] args) {
    	   Scanner s = new Scanner(System.in);
    	   System.out.println("请输入数组的长度:");
    	   int n = s.nextInt();
    	   int [] a = new int[n];
    	   for(int i=0;i<n;i++) {
    		   a[i] = (int)(Math.random()*100);
    		   System.out.print(a[i]+"\t");
    	   }
    	   int max=a[0],min=a[0];
    	   System.out.println("\n");
    	   for(int i=0;i<n;i++) {
    		   if(a[i]<=min) {
    			   min =a[i];
    		   }
    	   }
    	      max = min;
    	   for(int each:a) {
    		   if(each>=max) {
    			   max = each;
    		   }
    	   }
    	   System.out.print(max);
       }
}

int maxnum=0;
            for (int each : values) {
                System.out.println(each);
               if(each>maxnum) {
            	   maxnum=each;
               }
            }
            System.out.println("最大的数是："+maxnum);

public static void main(String[] args) {

        int arr[] = new int[5];
        int max = 0;
        for (int i = 0; i < arr.length; i++) {
            arr[i] = (int)(Math.random()*100);
        }
        for (int i = 0; i < arr.length; i++) {
            System.out.print(arr[i]+",");
        }

        for(int i : arr){
            if (i>max){
                max = i;
            }
        }
        System.out.println("\n最大值为:"+max);
    }

public static void main(String args[]) {
        int[] a = new int[5];
        a[0] = (int) (Math.random() * 100);
        a[1] = (int) (Math.random() * 100);
        a[2] = (int) (Math.random() * 100);
        a[3] = (int) (Math.random() * 100);
        a[4] = (int) (Math.random() * 100);
        int max=0;
        for(int i : a)
        {
            if(i>max)
                max =i;
        }
        System.out.println("最大值是："+max);
    }

package Practice_How2J;

public class MaxValue {
    public static void main(String[] args) {
        int [] a = new int[5];

        for (int i = 0;i<a.length;i++){
            a[i] = (int)(Math.random()*100);
            System.out.println(a[i]);
        }
        int maxValue=0 ;
        for (int i:a){
           
            if (maxValue<i){
                maxValue = i;
            }
        }
        System.out.println("max"+maxValue);
    }
}

public class HelloWorld {
    public static void main(String[] args) {
        int a[] = new int[]{15,72,30,408,5};
        int maxa = a[0];
        for(int each:a){
            maxa=Math.max(maxa,each);
        }
        System.out.println(maxa);
    }
}

public static void main(String[] args) {
        int values [] = new int[]{18,62,68,82,65,9};
        int max = 0;
        //增强型for循环遍历
        for (int each : values) {
            System.out.println(each);
            if(max < each)
            	max = each;
        }
        System.out.println("最大值為:"+max);
}

public static void main(String args[]) {
		int a[]= {26,45,12,78,1};
		int max=a[0];
		for(int ech:a) {
			if(ech>max) {
				max=ech;
			}
			System.out.print(ech+"\t");
		}
		System.out.println();
		System.out.println("max="+max);
	}

for (int i = 0; i < a.length; i++) {
    		
			System.out.println("第"+(i+1)+"个数的值为："+a[i]);
		}
    	int maxNum=0;
    	for (int each : a) {
			maxNum=(each>maxNum)?each:maxNum;
		}
    	System.out.println("最大的数字是："+maxNum);

Max Value is：82

public class 增强型for循环 {
    public static void main(String[] args) {
        int[] a = new int[5];
        for(int i = 0; i < a.length; i++)
        {
            a[i] = (int)(Math.random()*100);
        }

        int Max = 0;
        for(int each : a)
        {
            if(Max < each)
                Max = each;
        }
        PrintArray(a);
        System.out.printf("最大值为：" + Max);

    }

    public static void PrintArray(int[] a)
    {
//        for(int i=0;i<a.length;i++)
//        {
//            System.out.printf(a[i] + " ");
//        }
//        System.out.printf("\n");
        //增强型for循环遍历 增强型for循环只能用来取值，却不能用来修改数组里的值
        for (int each : a) {
            //System.out.printf(""); 无法使用printf
            System.out.print(each + " ");
        }
        System.out.printf("\n");

    }
}

public class zengqiangfor {
public static void main(String[] args) {
	int max=0;
	int a[] =new int [] {1,2,3,4,5,6,7,8,9};
	for(int each:a) {		
		if(each>max) {
			max=each;
		}		
	}
	System.out.println(max);
	}
}

package Refactor;

public class Rank {
    public static void main(String[] args) {
        int[] b = {62,23,12,54,98,75};
        int j = 0;
        for (int i:b){
            System.out.println(i);
            if(i>j){
                j=i;
            }

        }
        System.out.println(j);

package test;

public class Test18 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
int []a=new int []{1,3,4,3,2,};
int max=0;
for(int each:a) {
	if(each>max)
		max=each;
}
System.out.println(max);

	}
	}

public void method2() {
        int a[] = new int[5];
        for (int i = 0; i < a.length; i++) {
            a[i] = (int) (Math.random() * 100);
        }
        int max=0;
     for(int m:a){if(m>max
     )
     max=m;}
     for(int m:a)
     {
         System.out.println(m);
     }
     System.out.println("MAX:");
     System.out.println(max);
    }