Check if array is sorted cpp stl

How to check array is sorted or not in c++

bool check_sorted(int a[],int n)
{
 	return is_sorted(a,a+n); //stl function 
}

Source: grepper.com

Cpp check if array is sorted

// CHECK IF ARRAY IS SORTED

//hola fucker! lessgo.
#include<bits/stdc++.h>
using namespace std;

bool issorted(int a[],int n)
{
	for(int i=1;i<n;i++)
	{
		if(a[i]<a[i-1]) return false;
	}
	return true;
}
int main()
{
	int n;
	cin>>n;
	int arr[n];
	for(int i=0;i<n;i++) cin>>arr[i];
	if(issorted(arr,n)) cout<<"yes"<<endl;
	else cout<<"no"<<endl;
}

Source: grepper.com

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