java写的一个冒泡排序
冒泡排序:
public class Simple1 {
public static void main(String[] args) {
int []a ={21,42,32,54,31,12,23};
int len=a.length;
System.out.println(“待排的数组:”);
for (int i = 0; i < len; i++) {
System.out.print(a[i]+” “);
}
//冒泡排序
int temp;
for (int j = 0; j
if(a[i]<a[i-1]){
temp=a[i-1];
a[i-1]=a[i];
a[i]=temp;
}
}
}
System.out.println();
System.out.println(“排好的数组:”);
for (int i = 0; i < len; i++) {
System.out.print(a[i]+” “);
}
}
}
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