Lab 02 tasks

task03.cpp

//
// Created by lablnet on 10/14/20.
//
#include <iostream>

// we can use C++ vector to make it dynamic size but that was not requirement.
struct Weather {
    float totalRainFall[6];
    float temp[6];
    float lowTemp[6];
    float avgTemp[6];
    int sumOfRainFall();
    float avgRainFall();
};
int Weather::sumOfRainFall() {
    int sum = 0;
    for (int i = 0; i < 5; i++) {
        sum += totalRainFall[i];
    }
    return sum;
}
float Weather::avgRainFall() {
    return sumOfRainFall() / 5;
}

int main(void) {
    Weather w;
    std::cout << "Enter the records" << std::endl;
    for (int i = 0; i < 5; i++) {
        std::cout << "Enter records for " << i + 1 << " month ";
        std::cout << "Enter total rainfall: ";
        std::cin >> w.totalRainFall[i];
        std::cout << "Enter total temperature: ";
        std::cin >> w.temp[i];
        std::cout << "Enter lower temperature: ";
        std::cin >> w.lowTemp[i];
        std::cout << "Enter average temperature: ";
        std::cin >> w.avgTemp[i];
    }

    std::cout << "Total rainfall: " << w.sumOfRainFall() << std::endl;
    std::cout << "Average rainfall: " << w.avgRainFall() << std::endl;
    return 0;
}

task1.cpp

#include <iostream>

void add(int, int);
void sub(int, int);
void mul(int, int);
void divide(int, int);
// optional
void power(int, int);

void menu(void) {
    char op;
    int a, b;
    std::cout << "Select operator: \n"
              << " + for addition \n"
              << " * for multiplication \n"
              << " - for subtraction \n"
              << " ^ for power \n"
              << " / for division \n";
    std::cin >> op;
    std::cout << "Enter first number: ";
    std::cin >> a;
    std::cout << "Enter second number: ";
    std::cin >> b;
    switch (op) {
        case '+':
            add(a, b);
            break;
        case '-':
            sub(a, b);
            break;
        case '*':
            mul(a, b);
            break;
        case '/':
            divide(a, b);
            break;
        case '^':
            power(a, b);
            break;
    }
}

int main() {
    menu();
    return 0;
}

void add(int a, int b) {
    std::cout << "Addition of " << a << " + " << b << " = " << a + b;
}
void sub(int a, int b) {
    std::cout << "Subtraction of " << a << " - " << b << " = " << a - b;
}
void mul(int a, int b) {
    std::cout << "Multiplication of " << a << " * " << b << " = " << a * b;
}
void divide(int a, int b) {
    try {
        std::cout << "Division of " << a << " / " << b << " = " << a / b;
    } catch (...) {
        std::cout << "Number can not divided by zero";
    }
}
void power(int a, int b) {
    int result;
    while (b != 0) {
        result *= a;
        --b;
    }
    std::cout << result;
}

task2.cpp

//
// Created by lablnet on 10/14/20.
//
#include <iostream>
#include <string>

struct MovieData {
    std::string title;
    std::string director;
    int yearReleased;
    float runningTime; // in mints.
    void displayInfo();
};
void MovieData::displayInfo() {
    std::cout << "Title: " << title << std::endl;
    std::cout << "Director: " << director << std::endl;
    std::cout << "Year Released: " << yearReleased << std::endl;
    std::cout << "Running time: " << runningTime << " Mints" << std::endl;
}

int main(void) {
    MovieData m1;
    MovieData m2;
    std::cout << "Enter movie 1 data: ";
    std::cout << "Enter title: ";
    std::cin >> m1.title;
    std::cout << "Enter director: ";
    std::cin >> m1.director;
    std::cout << "Enter release year: ";
    std::cin >> m1.yearReleased;
    std::cout << "Enter running time in mints: ";
    std::cin >> m1.runningTime;
    std::cout << "Enter movie 2 data: ";
    std::cout << "Enter title: ";
    std::cin >> m2.title;
    std::cout << "Enter director: ";
    std::cin >> m2.director;
    std::cout << "Enter release year: ";
    std::cin >> m2.yearReleased;
    std::cout << "Enter running time in mints: ";
    std::cin >> m2.runningTime;

    std::cout << "Movie 1\n";
    m1.displayInfo();
    std::cout << "Movie 2\n";
    m2.displayInfo();

    return 0;
}