lab2 normal vid

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <conio.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include <Windows.h>
#include <iostream>

using namespace std;

char* Dvoichnaya(int x)
{
    char* t = (char*)malloc(100);
    int i = 0;
    do
    {
        t[i++] = x % 2 + 48;
        x = x / 2;
    } while (x != 0);
    t[i] = '\0';
    int k = strlen(t) - 2;
    int m = k / 2;
    for (int i = 0; i <= m; i++)
    {
        char tmp = t[i];
        t[i] = t[k - i + 1];
        t[k - i + 1] = tmp;
    }
    return t;
    free(t);
}

char* DvoichnayaDrob(float x)
{
    char* t = (char*)malloc(100);
    int i = 0;
    do
    {
        x *= 2;
        if (x >= 1) { t[i++] = '1'; x -= 1; }
        else { t[i++] = '0'; }
    } while (i != 32);
    t[i] = '\0';
    return t;
    free(t);
}

int main()
{
    SetConsoleCP(1251);
    SetConsoleOutputCP(1251);

    int che = 0, k = 1;
    int num;
    int i = 0;
    int step = 0, ish, a, ch = 0;
    int ot = 0;
    float str, po = 0;
    char finch[100], final[33];
    int z;
    scanf("%e", &str);
    if (str >= 0) { final[0] = '0'; }
    else { final[0] = '1'; }
    str = fabs(str);
    char* otm = (char*)malloc(100), * pom = (char*)malloc(100);
    ot = str;
    po = str - ot;
    otm = Dvoichnaya(ot);
    pom = DvoichnayaDrob(po);
    for (int i = 0; i <= strlen(otm); i++) { finch[i] = otm[i]; }
    finch[strlen(otm)] = '.';
    for (int i = 0; i <= strlen(pom); i++) { finch[i + strlen(otm) + 1] = pom[i]; }
    for (int i = 0; finch[1] != '.'; i++, step++)
    {
        char tmp = 0;
        tmp = finch[strlen(otm) - i];
        finch[strlen(otm) - i] = finch[strlen(otm) - i - 1];
        finch[strlen(otm) - i - 1] = tmp;
    }
    step += 127;
    if (step > 127) { otm = Dvoichnaya(step); }
    else { for (i = 0; i <= 7; i++) { otm[i] = '0'; otm[8] = '\0'; } }
    for (int i = 0; i <= strlen(otm); i++) {
        final[i + 1] = otm[i];
    }
    for (int i = 0; (i <= strlen(finch - 2)) && (i <= 23); i++) {
        final[i + 9] = finch[i + 2];
    }
    final[32] = '\0';
    cout << "\n";
    printf("Число во внутреннем представлении компьютера: %s\n", final);
    cout << "\n";
    if (final[0] == '1')
        cout << "Знак: " << "          " << final[0] << " (отрицательный)";
    if (final[0] == '0')
        cout << "Знак: " << "          " << final[0] << " (положительный)";
    cout << "\n";
    cout << "\n";
    cout << "Экспонента: " << "\t";
    for (int i = 1; i < 9; i++)
    {
        cout << final[i];
    }
    cout << "\n";
    cout << "\n";
    cout << "Мантисса: " << "\t";
    for (int i = 9; i < 32; i++)
    {
        cout << final[i];
    }
    cout << "\n" << endl;
    return 0;
}