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Create partialsort.cpp #49

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20 changes: 20 additions & 0 deletions partialsort.cpp
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//Sorting Algorithm using STL
//Partial Sort Method

#include <bits/stdc++. h>
using namespace std;

int main()
{
int a[] = {9,8,7,6,5,4,3,2,1};

partial_sort(a, a+4, a+9);
/* now a is 1,2,3,4,9,8,7,6,5 */

int b[] = {1,5,6,2,4,8,9,3,7};

/* sorts b such that first 4 elements are the greatest elements
in the array and are in descending order */
partial_sort(b, b+4, b+9);
/* now b is 9,8,7,6,1,2,4,3,5 */
}