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W6_Programming_Qs-1

Due on 2024-03-07, 23:59 IST

Your last recorded submission was on 2024-02-24, 20:13 IST

Select the Language for this assignment.

#include<iostream>
​
using namespace std;
​
class Base{
protected:
    int s;
​
    public:
        Base(int i=0) : s(i){}
​
        virtual ~Base(){ }     //LINE-1
​
        virtual int fun() = 0; //LINE-2
};
​
class Derived : public Base{
    int x;
    public:
        Derived(int i, int j) : Base(i), x(j) {}
        ~Derived();
        int fun(){
            return s*x;
        }
};
class Wrapper{
    public:
        void fun(int a, int b){
            Base *t = new Derived(a,b); //LINE-3
            int i = t->fun();
            cout << i << " ";
            delete t;
        }
};

Derived::~Derived(){ cout << int(s/x) << " "; }
int main(){
    int i, j;
    cin >> i >> j;
    Wrapper w;
    w.fun(i,j);
    return 0;
}

You may submit any number of times before the due date. The final submission will be considered for grading.

This assignment has Public Test cases. Please click on "Compile & Run" button to see the status of Public test cases. Assignment will be evaluated only after submitting using Submit button below. If you only save as or compile and run the Program , your assignment will not be graded and you will not see your score after the deadline.

Compilation : Passed
Public Test Cases: 2 / 2 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	8 4	32 2	32 2	Passed after ignoring Presentation Error
Test Case 2	9 5	45 1	45 1	Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed

W6_Programming_Qs-2

Due on 2024-03-07, 23:59 IST

Your last recorded submission was on 2024-02-24, 20:23 IST

Select the Language for this assignment.

#include <iostream>
using namespace std;
const double ir = 7;
const double bonus = 4;
class FD{
    protected:
        double principal;
    public:
        FD(double _p = 0.0) : principal(_p){}
        double getInterest(){ return principal * ir / 100; }
        double getExtraAmt(){ return principal * bonus / 100 ; }
        virtual double getMaturity() = 0;
};
class Customer : public FD{
    public:
        Customer(double _amt) : FD(_amt){}
        double getMaturity();
};
class Employee : public FD{
    public:
        Employee(double _amt) : FD(_amt){}
        double getMaturity();
};

double Customer::getMaturity(){
​
    return getInterest() + principal ; //LINE-1
}
​
​
double Employee::getMaturity(){
​
    return principal + getInterest() + getExtraAmt() ; //LINE-2
}

int main(){
    double d;
    cin >> d;
    FD *ep[2] = {new Customer(d), new Employee(d)};
    cout << ep[0]->getMaturity() << " ";
    cout << ep[1]->getMaturity();
    return 0;
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 2 / 2 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	100 100	107 111	107 111	Passed
Test Case 2	1000 5000	1070 1110	1070 1110	Passed

Private Test cases used for Evaluation	Status
Test Case 1	Passed

W6_Programming_Qs-3

Due on 2024-03-07, 23:59 IST

Your last recorded submission was on 2024-02-24, 20:26 IST

Select the Language for this assignment.

#include<iostream>
using namespace std;
class A{
    public:
        A(){ cout << "11 "; }
        A(int n){ cout << n + 2 << " "; }
        virtual ~A(); //LINE-1
};
​
class B : public A{
    public:
        B(int n) : A(n)  //LINE-2
        { 
            cout << n + 5 << " "; 
        } 
        B(){ cout << "21 "; }
        virtual ~B(){ cout << "22 "; }
};

A::~A(){ cout << "12 "; }
​
int main(){
    int i;
    cin >> i;
    A *pt = new B(i);
    delete pt;
    return 0;
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 2 / 2 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	4	6 9 22 12	6 9 22 12	Passed after ignoring Presentation Error
Test Case 2	5	7 10 22 12	7 10 22 12	Passed after ignoring Presentation Error

Private Test cases used for Evaluation	Status
Test Case 1	Passed

W7_Programming_Qs-1

Due on 2024-03-14, 23:59 IST

Your last recorded submission was on 2024-03-04, 11:45 IST

Select the Language for this assignment.

#include<iostream>
using namespace std;
class Test1{
    int a = 10;
    public:
        void show(){
            cout << a ;
        }
        void operator=(int x){ //LINE-1
            a = a + x;
        }
};
class Test2 : public Test1{
    int b = 20;
    public:
        void show(){
            cout << b << " ";
        }
};
void fun(const Test2 &t, int x){
    Test2 &u = const_cast<Test2&>(t); //LINE-2
    u.show();
    Test1 &v = reinterpret_cast<Test1&>(u); //LINE-3
    v = x;
    v.show();
}

int main(){
    Test2 t1;
    int x;
    cin >> x;
    fun(t1, x);
    return 0;
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 2 / 2 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	4	20 14	20 14	Passed
Test Case 2	9	20 19	20 19	Passed

W7_Programming_Qs-2

Due on 2024-03-14, 23:59 IST

Your last recorded submission was on 2024-03-04, 12:01 IST

Select the Language for this assignment.

#include<iostream>
using namespace std;
class StringClass{
    int *arr;
    int n;
    public:
        StringClass(int k) : n(k), arr(new int(n)){} //LINE-1
        operator int(){ //LINE-2
            return arr[--n] ;
        }
        StringClass operator=(int k){ //LINE-3
            int t;
            for(int j = 0; j < k; j++){
                cin >> t;
                this->arr[j] = t;
            }
            return *this;
        }
};

int main(){
    int k;
    cin >> k;
    StringClass str(k);
    str = k;
    for(int i = 0; i < k; i++)
        cout << static_cast<int>(str) << " ";
    return 0;
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 2 / 2 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	3 1 3 5	5 3 1	5 3 1	Passed after ignoring Presentation Error
Test Case 2	4 5 6 4 8	8 4 6 5	8 4 6 5	Passed after ignoring Presentation Error

W7_Programming_Qs-3

Due on 2024-03-14, 23:59 IST

Your last recorded submission was on 2024-03-04, 12:11 IST

Select the Language for this assignment.

#include<iostream>
using namespace std;
class B {
    public:
        B(int i) { cout << 50 * i << " "; }
        B() { cout << 1 << " "; }
};
class D1 : virtual public B { //LINE-1
    public:
        D1(int i);
};
class D2 : virtual public B { //LINE-2
    public:
        D2(int i);
};
class D3 : virtual public B { //LINE-3
    public:
        D3(int i);
};
class DD : public D2, public D1, public D3 { //LINE-4
    public:
        DD (int i) : D1(i), D2(i), D3(i) {
            cout << 2 * i << " ";
        }
};

D1::D1(int i) : B(i) {
    cout << 5 * i << " ";
}
D2::D2(int i) : B(i) {
    cout << 4 * i << " ";
}
D3::D3(int i) : B(i) {
    cout << 3 * i << " ";
}
int main() {
    int i = 0;
    cin >> i;
    DD dd(i);
    return i;
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 2 / 2 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	2	1 8 10 6 4	1 8 10 6 4	Passed after ignoring Presentation Error
Test Case 2	3	1 12 15 9 6	1 12 15 9 6	Passed after ignoring Presentation Error

W8_Programming_Qs-1

Due on 2024-03-21, 23:59 IST

Your last recorded submission was on 2024-03-10, 22:48 IST

Select the Language for this assignment.

#include <iostream>
​
class Computation{
    public:
        int sum(int a, int b) { return a + b; }
        int sub(int a, int b) { return a - b; }
};

int call(Computation *obj, int x, int y, int(Computation::*fp)(int, int)){    //LINE-1
​
    return  (obj->*fp)(x,y);    //LINE-2
}

int main() {
    int a, b;
    Computation *c;
    std::cin >> a >> b;
    std::cout << call(c, a, b, &Computation::sum) << " ";
    std::cout << call(c, a, b, &Computation::sub);
    return 0;
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 2 / 2 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	10 20	30 -10	30 -10	Passed
Test Case 2	10 10	20 0	20 0	Passed

W8_Programming_Qs-2

Due on 2024-03-21, 23:59 IST

Your last recorded submission was on 2024-03-10, 23:20 IST

Select the Language for this assignment.

#include<iostream>
#include<algorithm>
#include<vector>
​
struct max {    
    max(int cnt=0, int ss=0) : cnt_(cnt), ss_(ss)  {}    //LINE-1
​
    void operator() (int x ) { ss_ += x*x; ++cnt_; }    //LINE-2
​
    int cnt_;    //count of element
    int ss_;     //sum of square of emements
};

int main(){
    std::vector<int> v;
    int n, a;
    std::cin >> n;
    for(int i = 0; i < n; i++){
        std::cin >> a;
        v.push_back(a);
    }
    max mi = for_each(v.begin(), v.end(), max());
    std::cout << "mean = " << (double)mi.ss_/mi.cnt_;
    return 0;   
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 2 / 2 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	4 1 2 3 4	mean = 7.5	mean = 7.5	Passed
Test Case 2	5 10 20 30 40 50	mean = 1100	mean = 1100	Passed

W8_Programming_Qs-3

Due on 2024-03-21, 23:59 IST

Your last recorded submission was on 2024-03-10, 23:49 IST

Select the Language for this assignment.

#include<iostream>
​
class OutOfArray{
    public: 
        virtual void what(){ std::cout << "index out of array"; }
};
​
class InvalidElement{
    public: 
        virtual void what(){ std::cout << "invalid"; }
};

template<typename T, int N>    //LINE-1
​
class plist{
    public:
        plist(){
            for(int i = 0; i < N; i++)
                arr_[i] = -1;
        }
        //LINE-2: impelement insert() function
        void insert(int i, T val)
        {
          if ( i >= N )
            throw OutOfArray();
          else 
            arr_[i] = val;
        }
          
        //LINE-3: impelement peek() function
        T peek(int i )
        {
          if ( arr_[i] < 0 )
            throw InvalidElement();
          else 
            return arr_[i];
        }
        
    private:
        T arr_[N];
};

int main(){
    int n;
    char c;
    plist<char, 4> li;
    try{
        for(int i = 0; i < 4; i++){
            std::cin >> n;
            std::cin >> c;
            li.insert(n, c);
        }
    }catch(OutOfArray& e){
        e.what();
        std::cout << std::endl;
    }
    for(int i = 0; i < 4; i++){
        try{
            std::cout << li.peek(i) << ", ";
        }catch(InvalidElement& e){
            e.what();
            std::cout << ", ";
        }
    }
    return 0;
}

You may submit any number of times before the due date. The final submission will be considered for grading.

Compilation : Passed
Public Test Cases: 2 / 2 Passed

Note: These tests may not be considered while scoring. Know more.

Public Test Cases	Input	Expected Output	Actual Output	Status
Test Case 1	1 a 2 b 3 c 0 x	x, a, b, c,	x, a, b, c,	Passed after ignoring Presentation Error
Test Case 2	2 a 1 x 3 z 2 y	invalid, x, y, z,	invalid, x, y, z,	Passed after ignoring Presentation Error

Swayam Solver

NPTEL Programming in Modern C++ Programming Assignment Jan-2024 Swayam

W6_Programming_Qs-1

W6_Programming_Qs-2

W6_Programming_Qs-3

W7_Programming_Qs-1

W7_Programming_Qs-2

W7_Programming_Qs-3

W8_Programming_Qs-1

W8_Programming_Qs-2

W8_Programming_Qs-3

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