Kapustian Dmytro 2 year compmath1 lab12

lab12/t1.cpp

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+#include <iostream>
+#include <iomanip>
+#include <cmath>
+
+// Lab 12 task 1
+
+int main() {
+    double x, y;
+    std::cin >> x >> y;
+    double ans = std::pow(x, y);
+    std::cout << "x ^ y = " << ans << '\n'
+              << "x ^ y = " << std::scientific << ans << '\n';
+
+}

lab12/t10.cpp

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+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include <vector>
+
+int main() {
+    std::ifstream inputFile("input.txt");
+    if (!inputFile.is_open()) {
+        std::cerr << "Не вдалося відкрити файл для читання." << std::endl;
+        return 1;
+    }
+
+    std::vector<int> numbers;
+    int number;
+    while (inputFile >> number) {
+        if (number >= 0) {
+            numbers.push_back(number);
+        }
+    }
+
+    inputFile.close();
+
+    std::ofstream outputFile("output.txt");
+    if (!outputFile.is_open()) {
+        std::cerr << "Не вдалося відкрити файл для запису." << std::endl;
+        return 1;
+    }
+
+    for (size_t i = 0; i < numbers.size(); ++i) {
+        outputFile << numbers[i];
+        if (i < numbers.size() - 1) {
+            outputFile << ' ';
+        }
+    }
+
+    outputFile.close();
+
+    std::cout << "Операції виконано успішно." << std::endl;
+
+    return 0;
+}

lab12/t19.cpp

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+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include <cmath>
+
+struct Point {
+    int x, y, z;
+};
+
+double distance(const Point& p1, const Point& p2) {
+    return std::sqrt(std::pow(p2.x - p1.x, 2) + std::pow(p2.y - p1.y, 2) + std::pow(p2.z - p1.z, 2));
+}
+
+int main() {
+    std::ifstream inputFile("coordinates.txt");
+    if (!inputFile.is_open()) {
+        std::cerr << "Не вдалося відкрити файл для читання." << std::endl;
+        return 1;
+    }
+
+    std::vector<Point> points;
+    int x, y, z;
+    char comma;
+    while (inputFile >> x >> comma >> y >> comma >> z) {
+        points.push_back({x, y, z});
+    }
+
+    inputFile.close();
+
+    double maxDistance = 0;
+    Point startPoint, endPoint;
+
+    for (size_t i = 0; i < points.size(); ++i) {
+        for (size_t j = i + 1; j < points.size(); ++j) {
+            double currentDistance = distance(points[i], points[j]);
+            if (currentDistance > maxDistance) {
+                maxDistance = currentDistance;
+                startPoint = points[i];
+                endPoint = points[j];
+            }
+        }
+    }
+
+    std::cout << "Найдовший відрізок між точками (" << startPoint.x << ", " << startPoint.y << ", " << startPoint.z
+              << ") та (" << endPoint.x << ", " << endPoint.y << ", " << endPoint.z << ") з відстанню " << maxDistance << std::endl;
+
+    return 0;
+}

lab12/t2.cpp

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+#include <iostream>
+#include <string>
+#include <charconv>
+
+// Lab 12 task 2
+
+
+int main() {
+    std::string s;
+    std::getline(std::cin, s);
+    uint64_t sum;
+    for (size_t i = 0; i + 10 <= s.size(); i += 10) {
+        uint64_t num;
+        std::from_chars(s.data() + i, s.data() + i + 10, num);
+        sum += num;
+    }
+
+    std::cout << sum << '\n';
+}

lab12/t3.cpp

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+#include <iostream>
+#include <cmath>
+#include <iomanip>
+
+// Lab 12 task 3
+
+int main() {
+    constexpr size_t MAX_NUM_WIDTH = 8;
+
+    size_t n;
+    std::cin >> n;
+
+    std::cout.fill('+');
+    std::cout.width(n * MAX_NUM_WIDTH + 1); // one extra for '\n'
+
+    std::cout << '\n';
+
+    std::cout.fill(' ');
+
+    for (size_t i = 1; i <= n; i++) {
+        std::cout.width(MAX_NUM_WIDTH);
+        std::cout << i;
+    }
+    std::cout << '\n';
+
+    std::cout.fill('+');
+    std::cout.width(n * MAX_NUM_WIDTH + 1);
+
+    std::cout << '\n';
+
+    std::cout.fill(' ');
+
+    std::cout << std::setprecision(MAX_NUM_WIDTH-2);
+
+    for (size_t i = 1; i <= n; i++) {
+        std::cout.width(MAX_NUM_WIDTH);
+        std::cout << std::sqrt(i);
+    }
+    std::cout << '\n';
+
+    std::cout.fill('+');
+    std::cout.width(n * MAX_NUM_WIDTH + 1);
+
+    std::cout << '\n';
+}

lab12/t4.cpp

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+#include <iostream>
+#include <cstdlib>
+#include <fstream>
+#include <vector>
+
+// Lab 12 task 4
+
+int main() {
+    size_t n;
+    std::cin >> n;
+
+    std::vector<int> m(n);
+    std::vector<double> x(n);
+
+    for (size_t i = 0; i < n; i++) {
+        std::cin >> m[i];
+    }
+
+    constexpr const char* input_file = "data/lab12_task4_inputs.txt";
+    constexpr const char* output_file = "data/lab12_task4_outputs.txt";
+
+    {
+        std::ifstream f(input_file);
+        if (!f.is_open() || f.bad()) {
+            std::cout << "can't open `" << input_file << "`\n";
+            return EXIT_FAILURE;
+        }
+
+        for (size_t i = 0; i < n; i++) {
+            f >> x[i];
+        }
+    }
+
+    {
+        std::ofstream f(output_file);
+        if (!f.is_open() || f.bad()) {
+            std::cout << "can't open `" << output_file << "`\n";
+            return EXIT_FAILURE;
+        }
+
+        for (size_t i = 0; i < n; i++) {
+            f << std::pow(x[i], m[i]) << ' ';
+        }
+    }
+}

lab12/t5.cpp

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+#include <iostream>
+#include <iomanip>
+#include <fstream>
+
+#include <cstdlib>
+#include <cmath>
+
+#include <vector>
+
+// Lab 12 task 5
+
+int main() {
+    constexpr const char* input_file = "data/lab12_task5_inputs.txt";
+    std::ifstream f(input_file);
+
+    if (!f.is_open() || f.bad()) {
+        std::cout << "can't open `" << input_file << "`\n";
+        return EXIT_FAILURE;
+    }
+
+    std::vector<int> nums;
+    int n;
+    while (f >> n) {
+        nums.push_back(n);
+    }
+
+    std::cout << std::setprecision(4);
+    for (size_t i = 0; i < nums.size(); i++) {
+        std::cout << std::sqrt(nums[nums.size() - 1 - i]) << '\n';
+    }
+}