Lab05-09. What happ #include using namespace std; int main () int value = 30; if (value > 20) throw v
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A: Output:
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in c++ solve the following picture :
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- #include<stdio.h> #include<stdarg.h> void fun1(int num, ...); void fun2(int num, ...); int main() { fun1(1, "Apple", "Boys", "Cats", "Dogs"); fun2(2, 12, 13, 14); return 0; } void fun1(int num, ...) { char *str; va_list ptr; va_start(ptr, num); str = va_arg(ptr, char *); printf("%s ", str); } void fun2(int num, ...) { va_list ptr; va_start(ptr, num); num = va_arg(ptr, int); printf("%d", num); }.#include using namespace std; int main() int x=1,y=2; for (int i=0; i<3; i++) e{ x=x*y; 8{ } cout<Void Do1 (int: &, a. int &b) { a = 5; a = a + b; b = a + 2; } Int main() { Int x = 10; Do1 (x,x); Cout << x << endl; } The output of this program is#include using namespace std; class fraction{ float d,s; public: fraction() { d=0; s=1; fraction(int a, int b) { d=%3; s=b3; } void print() { cout<#include void main () { int a=5,b=10,c=1; if (a && b>c) { printf("cquestionbank"); } else{ break; } }Static Variable: a variable whose lifetime is the lifetime of the program (static int x;) Dynamic Variable: It is a pointer to a variable (int *x;) Is this comparison true?6. //Program 4.6 #include #include int main (){ char c1, c2, с3, с4; cl=65; c2='A'; c3=0x41; c4=0101; printf("%c %d %f %s", c1, c2, c3, c4); getch(); return 0; H N M 4567 o O#include using namespace std; int main() { } int kidsInClass1; int kidsInClass2; int numClasses; double kidsAvgMethodl; double kidsAvgMethod2; kidsInClass1= 3; kidsInClass2 = 2; numClasses = 2; Type the program's output kidsAvgMethodl = static_cast (kidsInClass1 + kidsInClass2) /static_cast (numClasses); kidsAvgMethod2 (kidsInClass1 + kidsInClass2) / numClasses; cout << kidsAvgMethod1 << endl; cout << kidsAvgMethod2 << endl; return 0; =C++ Programing NOTE: The important method has been ATTRIBUTES given to you. userld:int //generates unique id from 10001 upwards INSTRUCTION 1 username:string firstname:string lastname:string dob:string The program should generate unique userld whenever new object is created. Notice that idGenerator is static variable, so assign the current value of idGenerator to userld, so that each user will have unique user id (Starting from 10001). age: int idGenerator: static int; totalUsers : static int МЕТHODS User() User(string, string, string, int) User(const User&) "User() Then increment idGenerator by 1. INSTRUCTION 2 The totalusers is also a static variable. This should keep track of the total users in the class. With the Above UML for CLASS USER, answer the following questions Complete or Create the default constructor method. a. The default constructor should accept just the firstname, lastname, dob (date of birth) and age from the keyboard. wwww w b. Write a setter method that sets the…C++ complete and create magical square #include <iostream> using namespace std; class Vec {public:Vec(){ }int size(){return this->sz;} int capacity(){return this->cap;} void reserve( int n ){// TODO:// (0) check the n should be > size, otherwise// ignore this action.if ( n > sz ){// (1) create a new int array which size is n// and get its addressint *newarr = new int[n];// (2) use for loop to copy the old array to the// new array // (3) update the variable to the new address // (4) delete old arraydelete[] oldarr; } } void push_back( int v ){// TODO: if ( sz == cap ){cap *= 2; reserve(cap);} // complete others } int at( int idx ){ } private:int *arr;int sz = 0;int cap = 0; }; int main(){Vec v;v.reserve(10);v.push_back(3);v.push_back(2);cout << v.size() << endl; // 2cout << v.capacity() << endl; // 10v.push_back(3);v.push_back(2);v.push_back(3);v.push_back(4);v.push_back(3);v.push_back(7);v.push_back(3);v.push_back(8);v.push_back(2);cout…A private data member of a class may be accessed by a program's main() function. (C++) a) True b) False#include using namespace std; (а) class Fraction{ int x, y; public: Fraction (int a, int b) {x=a; y=b;}; int getx(){return x;} int gety() {return y;} } ; int main() Fraction n(3, 7); ++n; cout << "x/y: " <« n.getx()<< "/" « n.gety()<SEE MORE QUESTIONSRecommended textbooks for youDatabase System ConceptsComputer ScienceISBN:9780078022159Author:Abraham Silberschatz Professor, Henry F. Korth, S. SudarshanPublisher:McGraw-Hill EducationStarting Out with Python (4th Edition)Computer ScienceISBN:9780134444321Author:Tony GaddisPublisher:PEARSONDigital Fundamentals (11th Edition)Computer ScienceISBN:9780132737968Author:Thomas L. FloydPublisher:PEARSONC How to Program (8th Edition)Computer ScienceISBN:9780133976892Author:Paul J. 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