WebJul 19, 2024 · To sort array or containers present in C++ STL in decreasing order, we have to pass a third parameter called greater () in the sort () function. This function performs comparison so that elements at the end are sorted in descending … WebJun 22, 2024 · To sort an array of objects by some key alphabetically in descending order, you only need to add as prefix a - (minus) symbol at the beginning of the key string, so the sort function will sort in descending order: // Sort the MyData array with the custom function // that sorts alphabetically in descending order by the name key MyData.sort ...

Sort Vector in C++: Ascending & Descending Order (with code)

WebIts pretty simple you use the sort function from algorithm and add your own compare function vector< pair > v; sort (v.begin (),v.end (),myComparison); Now you have to make the comparison based on the second selection so declare you "myComparison" as WebApr 12, 2024 · Algorithm to sort the array elements in descending order:-. Here we have written the possible algorithm, by which we can sort the array elements in a descending … toddy hill rd newtown

Sorting in C++ Standard Template Library (STL) Delft Stack

Web1. Use std::sort (or std::stable_sort) An efficient solution is to use the std::sort algorithm defined in the header. It is usually a highly efficient implementation of the … WebAug 9, 2024 · std::sort (object.begin (), object.end (), pred ()); where, pred () is a function object defining the order on objects of myclass. Alternatively, you can define myclass::operator<. For example, you can pass a lambda: std::sort (object.begin (), object.end (), [] (myclass const& a, myclass const& b) { return a.v < b.v; }); WebJan 26, 2012 · We are giving the same array as input to the sort method. It's just that we are giving it in the reverse order so why should it be sorted in descending and not ascending … peony bistro durham