【零基础 快速学Java】韩顺平 零基础30天学会Java

扩容定位：没老师的好

import java.util.Scanner;

public class dingwei{

public static void main (String[] args){

int[] ding = {10,12,45,90};

Scanner myScanner = new Scanner(System.in);

int n ;

int i ;

int j=0 ;

n = myScanner.nextInt();

for(i=0;i<ding.length;i++){

if (ding[i]-n>0){

j=i;

break;

}

j=ding.length;

}

int ding1[] = new int[ding.length+1];

ding1[j] = n;

for(i=0;i<ding.length;i++){

if(i<j){

ding1[i]=ding[i];

}

else{

ding1[i+1]=ding[i];

}

}

ding =ding1;

for(i=0;i<ding.length;i++){

System.out.print(ding[i]+" ");

} 

}

}