What is the output of the code below? #include int main () { int nums ] {20, 15, 10, 5}: int *x = &mums [ 2]; int *y = x+1; std:: cout << X + y:
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- #include <iostream> using namespace std; int rectArea (int len, int wid) { return len * wid; } int main () { int length, width; cin >> length >> width; cout << "The area of a " << length << " by " << width << " rectangle is " << /*add code to call the reacArea function */ << "." << endl; return 0; }#include <iostream>using namespace std;int main(){ int a = 4, b = 6, c; a = (a <= (b - 2)) + (b > (a + 1)); b = (a == 2) > ((b - 3) < 3); c = (b != 0); cout << a << ' ' << b << ' ' << c << '\n'; return 0;} why the output for this code is 2 1 1Finish the following code: void Divide (int dividend, int divisor, bool& error, float& result) // Set error to indicate if divisor is zero. // If no error, set result to dividend / divisor. { using namespace std; // For debugging cout << "Function Divide entered." << endl; cout << "Dividend = " << dividend << endl; cout << "Divisor = " << divisor << endl; //** // Rest of code goes here. //** // For debugging if (error) cout << "Error = true "; else cout << "Error = false "; cout << "and Result = " << result << endl; cout << "Function Divide terminated." << endl; }
- #include <iostream> #include <string> #include <cstdlib> using namespace std; template<class T> class A { public: T func(T a, T b){ return a/b; } }; int main(int argc, char const *argv[]) { A <float>a1; cout<<a1.func(3,2)<<endl; cout<<a1.func(3.0,2.0)<<endl; return 0; } Give output for this code.In C++: Examine the code segment. What will be printed? If there are any errors indicate the nature of each error. int a[7] = {31, 12, 32, 14, 25, 16, 27}; int *ptr; ptr = & a[2]; for ( i=1; i<=5; i=i+2) cout << *(ptr +i); cout << a[0] << *ptr << *ptr - 2 << *(ptr -1)) << endl;Explain the code and how it works: #include <iostream>#include <cmath> using namespace std;double to_kilograms(double n){ return n * 0.453592;}double to_pounds(double n){ return n * 2.20462;}double to_kilograms_ref(double& n){ return n * 0.453592;}double to_pounds_ref(double& n){ return n * 2.20462;}double to_kilograms_ptr(double* n){ return *n * 0.453592;}double to_pounds_ptr(double* n){ return *n * 2.20462;} void display_menu(){ cout << "1.Kilograms to Pounds (pass by value)\n2. Pounds to Kilograms (pass by value)\n3. Kilograms to Pounds (pass by reference)\n4. Pounds to Kilograms (pass by reference)\n5. Kilograms to Pounds (using pointers)\n6. Pounds to Kilograms (using pointers)\nEnter choice\n\n";} void convert(){ int ch; double w; cout << "Enter a menu option: "; cin >> ch; cout << "Enter weight: "; cin >> w; if (ch == 1) cout << "weight in kg is " << to_kilograms(w);…
- #include <stdio.h>#include <stdlib.h>#include <unistd.h>#include <sys/types.h>#include <sys/wait.h> int main(){ int i, s; int a[] = {23,4,8,33,25,7,12,6,49,50,11,20,21,24,35}; pid_t pid; pid = fork(); if (pid == 0) { printf("I'm a child, I'll be printing the even numbers:\n"); for(i=0;i<(sizeof(a)/sizeof(int));i++) if(a[i]%2 == 0) printf("%d ",a[i]); } else { printf("I'm the parent, I'll be printing the odd numbers:\n"); if (pid > 0) pid = waitpid(pid, &s, 0); for(i=0;i<(sizeof(a)/sizeof(int));i++) if(a[i]%2 != 0) printf("%d ",a[i]); } return 0;} the output seem to have some error whereby it cannot output the number for the first ifI need this code to be with python 3 1. Approach: Non recursive: //include necessary header files#include <iostream>using namespace std;//main functionint main(){ int days,buy_on_this_day ,sell_on_this_day; //get number of days as input from user cout<<"Enter number of days: "; cin>>days; int stock_price[days]; for(int i=0;i<days;i++) { cout<<"Enter stock_price"; cin>>stock_price[i]; } int i=0; for(int i=0;i<days-1;i++) { //comparing current price with next day price and finding the minima while(i<days-1 && stock_price[i+1]<=stock_price[i]) i++; if(i==days-1) break; buy_on_this_day =i++; while(i<days && stock_price[i]>= stock_price[i-1]) i++; sell_on_this_day =i-1; cout<<buy_on_this_day <<" : index of the change before we buy"<<endl; cout<<sell_on_this_day<<" :index…// Assume all libraries are included 3 void func (int a, int &b, int &c); // int main () { int i = 5, j = 4, k = 33; 4 7 %3D 8. func (i, j, k); func (j, i, k); cout << j « k << i <« endl; 10 11 12 13 return 0; 14 } // 15 16 void func (int a, int &b, int &c) { 17 18 = 2*c + b; 19 b a; 20 C = a + 3*b; } // 21 22 I|||
- C++ 6.34 #include <iostream>#include <cstdlib>#include <ctime>using namespace std; void guessGame(); // function prototypebool isCorrect( int, int ); // function prototype int main(){srand( time( 0 ) ); // seed random number generatorguessGame();} // end main // guessGame generates numbers between 1 and 1000 and checks user's guessvoid guessGame(){int answer; // randomly generated numberint guess; // user's guesschar response; // 'y' or 'n' response to continue game // loop until user types 'n' to quit gamedo {// generate random number between 1 and 1000// 1 is shift, 1000 is scaling factoranswer = 1 + rand() % 1000; // prompt for guesscout << "I have a number between 1 and 1000.\n" << "Can you guess my number?\n" << "Please type your first guess." << endl << "? ";cin >> guess; // loop until correct numberwhile ( !isCorrect( guess, answer ) ) cin >> guess; // prompt for another gamecout << "\nExcellent! You guessed the…C++ help with this fixing code .cpp file #include<iostream>#include<string>#include<vector>#include"Food.h"using namespace std; class Nutrition{ private: string name; double Calories double Fat double Sugars double Protein double Sodium Nutrition(string n, double c, double f, double s, double p, double S): name(n), Calories(c), Fat(f),Sugars(s), Protein(p),Sodium(S){} food[Calories]= food[Fat]=food[Sugars]=food[Protein]=food[Sodium]=0; name = "";} Nutrition(string type, double calories, double fat, double sugar,double protein, double sodium){ food[Calories]= calories; food[Fat]=fat; food[Sugars]= sugar; food[Protein]=protein; food[Sodium]=sodium; name= type; } void setName(string type){ name = type; } void setCalories(double calories){ food [Calories]= calories; } void setFat(double fat){ food [Fat]= fat; } void setSugars(double sugar){ food [Sugars]= sugar; } void setProtein(double protein){ food [Protein]= protein; } void…#include <iostream> #include <string> #include<iomanip> using namespace std; int main() { int monthlyUsage[12]; double consumption[12]; double discount[12]; double tax[12]; double bill[12]; string fullMonthName[12] = { "January","February","March","April","May","June","July","August","September","October","November","December" }; string month[12] = { "Jan","Feb","March","April","May","June","July","Aug","Sep","Oct","Nov","Dec"}; for (int i = 0; i < 12; i++) { cout << "please input monthly usage in kWh for " << fullMonthName[i] << ": " <<endl; cin >> monthlyUsage[i]; // Get user input and put it inside array monthlyUsage // TO DO CALCULATION FOR THE CONSUMPTION if (monthlyUsage[i] > 0 && monthlyUsage[i] < 101) { consumption[i] = (17.5/100) * monthlyUsage[i]; } else if (monthlyUsage[i] > 100 && monthlyUsage[i] < 201) { consumption[i] = 17.5 + ((monthlyUsage[i] - 100) * (18.5 / 100)); } else if (monthlyUsage[i]…