```class Solution
{
//Function to find median of the array elements.
public int median(int A[],int N)
{

Arrays.sort(A);
int k=N/2;
if(N%2!=0){
return A[k];
}
else{
return (A[k-1]+A[k])/2;
}
}
//Function to find median of the array elements.
public int mean(int A[],int N)
{
int sum=0;
for(int i=0;i<N;i++)
{
sum=sum+A[i];
}
return sum/N;
}

}```
```   var Person = mongoose.model('Person', yourSchema);
// find each person with a name contains 'Ghost'
Person.findOne({ "name" : { \$regex: /Ghost/, \$options: 'i' } },
function (err, person) {
if (err) return handleError(err);
console.log('%s %s is a %s.', person.name.first, person.name.last, person.occupation);

});
```
star

Tue Feb 08 2022 06:38:10 GMT+0000 (Coordinated Universal Time) https://practice.geeksforgeeks.org/problems/mean-and-median-1587115620/1/?track=DSASP-Arrays&batchId=190

#java #gfg #geeksforgeeks #arrays #practice #mean #median
star

Wed Jun 10 2020 12:20:30 GMT+0000 (Coordinated Universal Time) https://stackoverflow.com/questions/38497650/how-to-find-items-using-regex-in-mongoose/38498075

#javascript #mongoose #mongodb #mean