用oc/c编写冒泡排序

2019独角兽企业重金招聘Python工程师标准>>>

-（NSArray*）myBubble_Sort:(NSArray*)oldArray

{

        NSMutableArray * newArray = [NSMutableArray arrayWithArray: oldArray];

        NSInterger num = [oldArray count];

        for(int i = 0 ; i < num-1 ; i++)

       {

            for（int j = i +1; j < num ; j++）

            {

                int num1 = [[oldArray objectAtIndex: i] intValue];

               int num2 = [[oldArray objectAtIndex: j] intValue];

              if(num1 < num2)

             {

                    [newArray replaceObjectAtIndex: i  withObject:[NSString stringWithFormat:@"%d",num2]];

                    [newArray replaceObjectAtIndex: j  withObject:[NSString stringWithFormat:@"%d",num1]];

            }

      }

    return newArray；

}

void bubble_Sort(int a[], int n)

{

        int i , j ;

        for(i = 0 ; i < n-1 ; i++)

        {

                for(j = i+1; j < n; j++)

                    if(a[i] < a[j])

                    {

                               a[i] = a[i] + a[j];

                                a[j] = a[i] - a[j];

                                a[i] = a[i] - a[j];

                   }

        }

}

转载于:https://my.oschina.net/makeffort/blog/85540

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