package cn.com.training.student;
import java.util.Scanner;
public class Training18 {
public static void main(String[] agrs){
Scanner sc = new Scanner(System.in);
System.out.println("请评委进行评分:");
int[] arr = {0,0,0,0,0,0};
for(int i=0;i
arr[i] = sc.nextInt();
}
int max = getMax(arr);
int min = getMin(arr);
int sum = getSum(arr);
int num = sum-max-min;
System.out.println("最大分数为:"+max+"分");
System.out.println("最小分数为:"+min+"分");
System.out.println("总分为:"+sum+"分");
System.out.println("平均分:"+num+"分");
sc.close();
}
static int getMax(int[] arr){
int max = arr[0];
for(int i= 0;i
if(arr[i]>max){
max = arr[i];
}
}
return max;
}
static int getMin(int[] arr){
int min = arr[0];
for(int j = 0;j
if(arr[j]
}
}
return min;
}
static int getSum(int[] arr){
int sum = 0;
for(int a = 0;a
sum = sum + arr[a];
}
return sum;
}
}
package cn.com.training.student;
import java.util.Scanner;
public class Training19 {
public static void main(String[] agrs){
Scanner sc = new Scanner(System.in);
System.out.println("请输入10个整数:");
int count1 = 0;
int count2 = 0;
int count3 = 0;
for(int i=1;i<=10;i++){
int num = sc.nextInt();
if (num==1) {
count1 += 1;
}else if(num==2){
count2 += 1;
}else if(num==3){
count3 += 1;
}
}
System.out.println("共有"+count1+"个1"+"共有"+count2+"个2"+"共有"+count3+"个3");
sc.close();
}
}
package cn.com.training.student;
import java.util.Scanner;
public class Training20 {
public static void main(String[] agrs){
Scanner sc = new Scanner(System.in);
System.out.println("请输入一个大于3的数字");
int num = sc.nextInt();
for(int i=0;i
System.out.println(i);
}
}
getNum1(6);
getNum2(5);
//System.out.println();
sc.close();
}
static void getNum1(int num) {
for(int i=0;i<=6;i++) {
if(i%2==0) {
System.out.println(i);
}
}
return;
}
static void getNum2(int num) {
for(int i=0;i<=5;i++) {
if(i%2==0) {
System.out.println(i);
}
}
return;
}
}
package cn.com.training.student;
import java.util.Random;
public class Training21 {
public static void main(String[] agrs){
Random ra = new Random();
int[] arr = {0,0};
for(int i=0;i
arr[i] = ra.nextInt(100)+1;
}
int sum = getSum(arr);
System.out.println("随机两个数字相加的和为:"+sum);
}
static int getSum(int[] arr){
int sum = 0;
for(int i=0;i
sum = sum + arr[i];
}
return sum;
}
}
package cn.com.training.student;
public class Training22 {
public static void main(String[] agrs){
int[] arr = {10,20,30,40,50,60};
int min = getMin(arr);
System.out.println("数组中元素的最小值为:"+min);
}
static int getMin(int[] arr){
int min = arr[0];
for(int i=0;i
if(arr[i]
}
}
return min;
}
}
package cn.com.training.student;
public class Training23 {
public static void main(String[] agrs){
int[] arr = {3,4,3,5,3,3,7,9};
getKey(1,arr);
}
static int getKey(int key,int[] arr){
int count = 0;
for(int i=0;i
if(arr[i]==key){
count += 1;
}else {
System.out.println("0");
}
}
System.out.println("给定的数字是"+key+" 出现"+count+"次");
return count;
}
}
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