C-Plus-Plus/others/vector_important_functions.cpp at master · SelfCodeLearning/C-Plus-Plus · GitHub

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// A C++ program to demonstrate working of sort(),

// reverse()

#include <algorithm>

#include <iostream>

#include <vector>

#include <numeric> //For accumulate operation

using namespace std;

int main()

{

// Initializing vector with array values

int arr[] = {10, 20, 5, 23 ,42 , 15};

int n = sizeof(arr)/sizeof(arr[0]);

vector<int> vect(arr, arr+n);

cout << "Vector is: ";

for (int i=0; i<n; i++)

cout << vect[i] << " ";

// Sorting the Vector in Ascending order

sort(vect.begin(), vect.end());

cout << "\nVector after sorting is: ";

for (int i=0; i<n; i++)

cout << vect[i] << " ";

// Reversing the Vector

reverse(vect.begin(), vect.end());

cout << "\nVector after reversing is: ";

for (int i=0; i<6; i++)

cout << vect[i] << " ";

cout << "\nMaximum element of vector is: ";

cout << *max_element(vect.begin(), vect.end());

cout << "\nMinimum element of vector is: ";

cout << *min_element(vect.begin(), vect.end());

// Starting the summation from 0

cout << "\nThe summation of vector elements is: ";

cout << accumulate(vect.begin(), vect.end(), 0);

return 0;

}

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