BlogSnippets

BlogSnippets

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

int main(){
  vector<int>arr = {4,5,6,3,2};

  /* Sort elements in descending order. */
  sort(arr.begin(), arr.end(),
       [](int&a, int&b)->bool{return a>b;});

  /* Add 2 to all the elements of the array */
  for_each(arr.begin(), arr.end(),
       [](int& a){ a+=2;});

}