將陣列中值為0的項去掉,將不為0的值存入一個新的陣列,生成新陣列
阿新 • • 發佈:2019-01-29
package com.zhidi.zuoye;
public class Zuoye02 {
public static void main(String[] args) {
//現在有如下的一個數組:
//int[] oldArr = {1,3,4,5,0,0,6,6,0,5,4,7,6,7,0,5} ;
//要求將以上陣列中值為0的項去掉,將不為0的值存入一個新的陣列,生成的新陣列為:
//int[] newArr = {1,3,4,5,6,6,5,4,7,6,7,5} ;
int[] oldArr = {1,3,4,5,0,0,6,6,0,5,4,7,6,7,0,5};
int len = 0;
System.out.println("老陣列");
for (int i = 0; i < oldArr.length; i++) {
System.out.print(oldArr[i]+" ");
if(oldArr[i] != 0){
len ++;
}
}
int[] newArr = new int[len];
int a = 0;
for (int i = 0; i < oldArr.length; i++) {
if(oldArr[i] != 0){
newArr[a] = oldArr[i];
a++;
}
}
System.out.println("\n新陣列");
for (int i = 0; i < newArr.length; i++) {
System.out.print(newArr[i]+" ");
}
}
}
public class Zuoye02 {
public static void main(String[] args) {
//現在有如下的一個數組:
//int[] oldArr = {1,3,4,5,0,0,6,6,0,5,4,7,6,7,0,5} ;
//要求將以上陣列中值為0的項去掉,將不為0的值存入一個新的陣列,生成的新陣列為:
//int[] newArr = {1,3,4,5,6,6,5,4,7,6,7,5} ;
int[] oldArr = {1,3,4,5,0,0,6,6,0,5,4,7,6,7,0,5};
int len = 0;
System.out.println("老陣列");
for (int i = 0; i < oldArr.length; i++) {
System.out.print(oldArr[i]+" ");
if(oldArr[i] != 0){
len ++;
}
}
int[] newArr = new int[len];
int a = 0;
for (int i = 0; i < oldArr.length; i++) {
if(oldArr[i] != 0){
newArr[a] = oldArr[i];
a++;
}
}
System.out.println("\n新陣列");
for (int i = 0; i < newArr.length; i++) {
System.out.print(newArr[i]+" ");
}
}
}