package pengchaoting;
public class wangzhe {
public static void main(String[] args) {
// TODO Auto-generated method stub
int a[]= {10,20,30,40,50};
for(int i=0;i<a.length;i++) {
System.out.println(a[i]);
}
}
}
package pengchaoting;
import java.util.Scanner;
public class wangzhe2 {
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner input=new Scanner(System.in);
System.out.println("请输入五个数值");
int[]a=new int[5];
for(int i=0;i<a.length;i++) {
a[i]=input.nextInt();
}
for(int i=0;i<a.length;i++) {
System.out.println(a[i]);
}
}
}
package pengchaoting;
public class wangzhe3 {
public static void main(String[] args) {
// TODO Auto-generated method stub
String[]str= {"c","h","i","l","a"};
for(int i=0;i<str.length;i++) {
System.out.println(str[i]);
}
}
}
package pengchaoting;
import java.util.Scanner;
public class wangzhe4 {
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner input=new Scanner(System.in);
double avg=0;
double sum=0;
double[]a=new double[5];
System.out.println("请输入五个学生的成绩");
for(int i=0;i<a.length;i++) {
a[i]=input.nextDouble();
sum+=a[i];
avg=sum/5;
}
System.out.println(sum);
System.out.println(avg);
}
}
package pengchaoting;
public class wangzhe5 {
public static void main(String[] args) {
// TODO Auto-generated method stub
int[]a= {12,53,23,44,53};
for(int i=0;i<a.length;i++) {
System.out.print(a[i] +" ");
}
System.out.println();
for(int i : a) {
System.out.print(i +" ");
}
System.out.println();
for(int j=a.length-1;j>=0;j--) {
System.out.print(a[j] +" ");
}
}
}
package pengchaoting;
import java.util.Scanner;
public class wangzhe6 {
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner input=new Scanner(System.in);
int a[]=new int[10];
int n=0,m=0;
System.out.println("请输入十个数值");
for(int i=0;i<a.length;i++) {
a[i]=input.nextInt();
if(a[i]%2==0) {
n++;
}else {
m++;
}
}
System.out.println("奇数个数"+m);
System.out.println("偶数个数"+n);
}
}