Complete the function nthRowOfPascalTriangle() which takes n, as input parameters and returns an array representing the answer.
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Complete the function nthRowOfPascalTriangle() which takes n, as input parameters and returns an array representing the answer. The elements can be large so return it modulo 109 + 7.
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- #include<bits/stdc++.h>using namespace std; // Class representing music dataclass Song {public:string musicName, musicDescription;};// Function to take input for music descriptionSong addDescription(){Song s1;cout<<"Enter the Music name : ";cin>>s1.musicName;cout<<"Enter the Music description : ";cin>>s1.musicDescription;return s1;} // Function to write music object details into a txt filevoid storeInfoToDatabase(Song s){ofstream fileObject;// Opening the file in append modefileObject.open("Database.txt", ios::app);fileObject << s.musicName;fileObject << " ";fileObject << s.musicDescription;fileObject << "\n";} // Driver Functionint main(){Song s = addDescription();storeInfoToDatabase(s);cout<<"Data written into file succesfully...";return 0;}In C++ Syntax for arrays of objects classGrades allCS[15]; //the default constructor is applied to //all elements of this array //to set the number of students in each class to 25 for (i = 0; i < 15; i++) { allCS[i].setNumStudents(25); } //Assume values in all classes. Write the code to print all class averages?C++ Code /////// #include <iostream> class BTNode {public:int item;BTNode *left;BTNode *right;BTNode(int i, BTNode *l=nullptr, BTNode *r=nullptr):item(i),left(l),right(r){}}; BTNode *root = nullptr; void insert(int i) {//implement code here} int main(){insert (5);insert (10);insert (1);if (root){std::cout << "root = " << root->item << std::endl;if (root->left)std::cout << "root->left = " << root->left->item << std::endl;if (root->right)std::cout << "root->right = " << root->right->item << std::endl;}return 0;}
- Bookstore class uses a dynamic array to hold names book titles. class BookStore { public: BookStore (); BookStore (const Bookstore & b); // POST: object made from b -BookStore (); void insert(string title); // POST: add title to the end of the titles list private: string store; int capacity; int size; }; Describe two different situations in which the copy constructor function is called. Write a short code snippet illustrating each situation. Explain the problem if this class did not provide a deep copy constructor function. // POST: empty object with room for 10 titles // POST: object is destructed // pointer to dynamic array of book titles // capacity of array // number of books used in the bookstoreInstructions: Turn all instances of classes into pointers. You will also need to combine the player and vector into one vector objects and fix all issues this causes. #ifndef ITEM_H #define ITEM_H class Item { public: Item() {}; enum class Type { sword, armor, shield, numTypes }; Item(Type classification, int bonusValue); Type getClassification() const; int getBonusValue() const; private: Type classification{ Type::numTypes }; int bonusValue{ 0 }; }; std::ostream& operator<< (std::ostream& o, const Item& src); bool operator< (const Item& srcL, const Item& srcR); int& operator+=(int& srcL, const Item& srcR); #endif // !ITEM_H #ifndef MONSTER_H #define MONSTER_H #include "Object.h" class Player; class Monster : public Object { public: Monster() {}; Monster(const Player& player); void update(Player& player, std::vector& monsters) override; int attack() const override; void defend(int damage) override; void print(std::ostream& o)…#include #include using std::cout; using std::vector; class StatSet { private: HCreate a vector of doubles that is called "numbers." public: //Nothing to do in the constructor. StatSet() } // Add a new number to the set. vòid add_num(double num) { } double mean() { //Sum up the values and return the average. double sum = 0; //Write a loop that would iterate through the vector. sum += numbers[i]; return sum / numbers.size(); } double median() //Before calculating the median, we must sort the //array.
- Language: JAVA Script write a function 'keyValueDuplicates (obj) that takes an object as an argument and returns an array containing all keys that are also values in that object. Examples: obj1 = { orange: "juice", apple: "sauce", sauce: "pan" }; console.log(keyValueDuplicates (obj1)); // ["sauce"] obj2 = { big: "foot", foot: "ball", ball: "boy", boy: "scout"};console.log(keyValueDuplicates(obj2)); // ["foot", "ball", "boy"] obj3 = { pizza: "pie", apple: "pie" pumpkin: "pie"); console.log(keyValueDuplicates (obj3)); // [] *******************************************************************/function keyValueDuplicates (obj) { | // Your code here } /*****DO NOT MODIFY ANYTHING UNDER THIS LINE*********/ try { | module.exports = keyValueDuplicates; } catch (e) { | module.exports = null;}in c++: Implement the Array class that is defined below and test it in the main program. The main program must test all the member functions including the overloaded operators that are defined in the class: #ifndef array_h #define array_h #include <iostream> using namespace std; class Array { // Class declaration friend const Array operator+(const Array & a1, const Array &a2); friend bool operator==(const Array & a, const Array &b);//Equality test public: Array(int = 10); //Initialize the array with 0 values, default size =10 Array(const Array & a); // copy constructor ~Array();//Destructor int getSize();// return the size of the array. const Array & operator=(const Array & a);//assignement operator Array operator+(int x);//+ operator bool operator!=(const Array & a) const;//Not equal test void read(); void print(); Array operator-();//Negate (unary operation)…İN C LANGUAGE Typedef struct Complex { Double a; Double b; } COMP_t, *COMP; write a function which finds and returns the position of the complex number whose absolute value is maximum in a two dimensional array of complex numbers.Absolute value of z=a+bi is |z|=(a^2+b^2)^1/2
- #include <iostream> using namespace std;struct Triple{int row, col, value;}; class Matrix; class MatrixNode{friend class Matrix;friend istream& operator>>(istream&, Matrix&);private:MatrixNode *down, *right;bool head;union{MatrixNode *next;Triple triple;};MatrixNode(bool, Triple*);}; MatrixNode::MatrixNode(bool b, Triple *t){head = b;if (b){right = down = this;}else triple = *t;};class Matrix{friend istream& operator>>(istream&, Matrix&);public:~Matrix();MatrixNode*private:MatrixNode *headnode;}; Matrix::~Matrix(){// Return all nodes to the av list, which is a chain linked// via the right field.// av is a static variable pointing to the first of the av list.if (!headnode )return; // no nodes to deleteMatrixNode *x = headnode->right; headnode->right = av;av = headnode; // return headnode while (x != headnode) { // return nodes by rowsMatrixNode *y = x->right;x->right = av;av = y;x = x->next; // next row}headnode = 0;} istream&…It’s possible to make a class that acts like an array. The CLARRAY example shown here is a complete program that shows one way to create your own array class: // clarray.cpp // creates array class #include <iostream> using namespace std; //////////////////////////////////////////////////////////////// class Array //models a normal C++ array { private: int* ptr; //pointer to Array contents int size; //size of Array public: Array(int s) //one-argument constructor { size = s; //argument is size of Array ptr = new int[s]; //make space for Array } ~Array() //destructor { delete[] ptr; } int& operator [] (int j) //overloaded subscript operator { return *(ptr+j); } }; //////////////////////////////////////////////////////////////// int main() { const int ASIZE = 10; //size of array Array arr(ASIZE); //make an…#include <iostream> using namespace std;struct Triple{int row, col, value;}; class Matrix; class MatrixNode{friend class Matrix;friend istream& operator>>(istream&, Matrix&);private:MatrixNode *down, *right;bool head;union{MatrixNode *next;Triple triple;};MatrixNode(bool, Triple*);}; MatrixNode::MatrixNode(bool b, Triple *t){head = b;if (b){right = down = this;}else triple = *t;};class Matrix{friend istream& operator>>(istream&, Matrix&);public:~Matrix();MatrixNode*private:MatrixNode *headnode;}; Matrix::~Matrix(){// Return all nodes to the av list, which is a chain linked// via the right field.// av is a static variable pointing to the first of the av list.if (!headnode )return; // no nodes to deleteMatrixNode *x = headnode->right; headnode->right = av;av = headnode; // return headnode while (x != headnode) { // return nodes by rowsMatrixNode *y = x->right;x->right = av;av = y;x = x->next; // next row}headnode = 0;} istream&…