swift_lab06

//
//  main.swift
//  tablice123
//
//  Created by student on 14/11/2022.
//

import Foundation

print("Hello, World!")

func fix() {
    var tab: [Int] = Array(repeating: 1, count: 12)
    for i in tab {
    print(i)
    }
}

func generateArray10() {
    var arr: [Int] = Array(repeating: -1, count: 10);
    for i in arr {
//        print(i);
        if let i = arr.firstIndex(of: -1) {
            arr[i] = Int.random(in: 1...100);
        }
    }
    for i in arr {
        print(i);
    }
    print("Podaj liczbe: ");
    guard let num: Int = Int(readLine()!) else {
        fatalError("Not a number!")
    }
    arr.insert(num, at: Int.random(in: 0...9));
    for i in arr {
        print(i);
    }
}

func isClosing() {
    print("Podaj dlugosc tablicy: ");
    guard let arrLen: Int = Int(readLine()!) else {
        fatalError("Not a number!");
    }
    if (arrLen < 0) {
        fatalError("Nieprawidlowa dlugosc!");
    }
    var arr: [Int] = Array(repeating: 1, count: arrLen);
    for i in arr {
        print("Podaj element: ")
        if var elem = Int(readLine()!) {
            if let i = arr.firstIndex(of: 1) {
                arr[i] = elem;
            }
        }
    }
    for i in arr {
        print(i);
    }
    print("Podaj liczbe do sprawdzenia: ");
    if let num: Int = Int(readLine()!) {
        (arr[0] == num) ? print("Liczba jest pierwszym elementem tablicy") : print("Liczba nie jest pierwszym elementem tablicy");
        (arr[arr.count - 1] == num) ? print("Liczba jest ostatnim elementem tablicy") : print("Liczba nie jest ostatnim elementem tablicy");
    }
}

func generateTwo() {
    var containCount: Int = 0;
    print("Podaj dlugosc tablicy: ");
    guard let arrLen: Int = Int(readLine()!) else {
        fatalError("Not a number!");
    }
    if (arrLen < 0) {
        fatalError("Nieprawidlowa dlugosc!");
    }
    var arr1: [Int] = Array(repeating: 1, count: arrLen);
    var arr2: [Int] = Array(repeating: 1, count: arrLen);
    for i in arr1 {
        if let i = arr1.firstIndex(of: 1) {
            arr1[i] = Int.random(in: 1...20);
        }
        if let i = arr2.firstIndex(of: 1) {
            arr2[i] = Int.random(in: 1...20);
        }
    }
    for i in arr1 {
        if (arr2.contains(i)) {
            containCount += 1;
        }
    }
    for i in arr1 {
        print(i);
    }
    for i in arr2 {
        print(i);
    }
    print("Tablice zawieraja \(containCount) tych samych elementow;");
}

func matrix() {
    let mac: [[Int]] = [[10, 20, 30], [40, 50, 60]]
    for i in 0 ..< mac.count {
        for j in 0 ..< mac[i].count{
        print("\(mac[i][j])", terminator:" ")
        }
        print()
    }
}

func genereateMatrix() {
    print("Podaj ilosc kolumn: ");
    guard let arrCols: Int = Int(readLine()!) else {
        fatalError("Not a number!");
    }
    if (arrCols < 0) {
        fatalError("Nieprawidlowa dlugosc!");
    }
    print("Podaj ilosc wierszy tablicy: ");
    guard let arrRows: Int = Int(readLine()!) else {
        fatalError("Not a number!");
    }
    if (arrRows < 0) {
        fatalError("Nieprawidlowa dlugosc!");
    }
    var mat: [[Float]] = Array(repeating: Array(repeating: 1, count: arrCols), count: arrRows);
    for j in 0...arrRows - 1 {
        for i in 0...arrCols - 1 {
            mat[j][i] = Float.random(in: -100...100);
        }
    }
    for j in 0...arrRows - 1 {
        for i in 0...arrCols - 1 {
            print("\(mat[j][i])", terminator:" ")
        }
        print();
    }
    var min: Float = mat[0][0];
    var max: Float = min;
    for j in 0...arrRows - 1 {
        for i in 0...arrCols - 1 {
            if (mat[j][i] > max) {
                max = mat[j][i];
            }
            if (mat[j][i] < min) {
                min = mat[j][i];
            }
        }
    }
    print()
    print(min, " ", max);
}

func sequence() {
    print("Podaj dlugosc tablicy: ");
    guard let arrLen: Int = Int(readLine()!) else {
        fatalError("Not a number!");
    }
    if (arrLen < 0) {
        fatalError("Nieprawidlowa dlugosc!");
    }
    var arr: [Int] = Array(repeating: -1, count: arrLen);
    for i in arr {
        print("Podaj element: ")
        if var elem = Int(readLine()!) {
            if let i = arr.firstIndex(of: -1) {
                arr[i] = elem;
            }
        }
    }

    var seqStartIndex: Int = 0;
    var seqLength: Int = 1;
    var seqMaxLength: Int = 0;
    var seqMaxIndex: Int = 0;

    for i in 1...arrLen - 1 {
        if (arr[i - 1] < arr[i]) {
            if (seqLength == 1) { seqStartIndex = i - 1};
            seqLength += 1;
        } else {
            if (seqLength > seqMaxLength) {
                seqMaxLength = seqLength;
                seqMaxIndex = seqStartIndex;
            }
            seqLength = 1;
        }
    }
    if (seqLength > seqMaxLength) {
        seqMaxLength = seqLength;
        seqMaxIndex = seqStartIndex;
    }


    print("Najdluzszy podciag: ");
    print("seqStartIndex = ", seqMaxIndex);
    print("seqMaxLength = ", seqMaxLength);
    for i in seqMaxIndex...(seqMaxIndex + seqMaxLength - 1) {
        print(" \(arr[i]) ");
    }
}

//fix()
//generateArray10()
//isClosing()
//generateTwo();
//matrix();
//genereateMatrix();