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54 lines (35 loc) · 688 Bytes
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Quicksoet.cpp
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54 lines (35 loc) · 688 Bytes
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#include<bits/stdc++.h>
using namespace std;
void Swap(int arr[],int i, int j){
int temp=arr[i];
arr[i]=arr[j];
arr[j]=temp;
}
int partition(int arr[], int l, int h){
int pivot = arr[h];
int i= l-1;
for(int j=l;j<h;j++){
if(arr[j]<pivot){
i++;
Swap(arr, i,j);
}
}
Swap(arr, i+1, h);
return i+1;
}
void Quicksort(int arr[],int l,int h){
if(l<h)
{
int pi= partition(arr,l,h);
Quicksort(arr , l, pi-1);
Quicksort(arr , pi+1,h);
}
}
int main(){
int arr[5]={5,3,4,1,2};
Quicksort(arr,0,4);
for(int i=0;i<5;i++){
cout<<arr[i]<<" ";
}
cout<<endl;
}