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@jikeytang
Last active August 29, 2015 14:04
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[ Javascript ] - 20140716-题目1
找出以下2个数组中相同数的最大一个数
比如:
var A = [1,3,4,5,6,7,8,9];
var B = [12,10,9,8,7,1];
相同的有:
1,7,8,9
那最大的一个数就是9。
PS:
1. 回复时注意加上下面这句话,才会有语法高亮或格式缩进。
```javascript
// you code
```
2. 粘贴代码时请使用shift+tab,缩进前面的空白。
@chriswenwu
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var arr1=[1,2,3,4,5];
    var arr2=[2,3,4,5,6];
    function getMax(arr1,arr2){
    var arr3=arr1.concat(arr2);
    var arr3=arr3.sort();
    var r=[];

    for(var i=0;i<arr3.length;i++){
            if(arr3[i]==arr3[i+1]){
                r.push(arr3[i]);
            }
    }
       return r[r.length-1];
    }

console.log(getMax(arr1,arr2));

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