Лаба 6 Вариант 8

#include "pch.h"
#include <iostream>

using namespace std;

int main()
{
    char data[255];

    cin >> data;

    for (int i = 0; i < strlen(data); i++)
    {
        if (data[i] == '.')
        {
            int pos = i - 1;
            int lsize = 0, rsize = 0;

            while ((data[pos] - '0' < 10 && data[pos] - '0' >= 0 || data[pos] == '+' || data[pos] == '-') && pos >= 0)
            {
                lsize++;

                if (data[pos] == '-' || data[pos] == '+')
                    break;

                pos--;
            }

            pos = i + 1;

            while (data[pos] - '0' < 10 && data[pos] - '0' >= 0 && pos < strlen(data))
            {
                rsize++;
                pos++;
            }

            if (lsize == 0 || rsize == 0 || (lsize == 1 && (data[i - 1] == '+' || data[i - 1] == '-')))
                continue;

            if (data[pos] == 'e')
            {
                pos++;
                rsize++;
            }
            else
                continue;

            if (data[pos] == '+' || data[pos] == '-')
            {
                pos++;
                rsize++;
            }

            int temp = pos;

            while (data[pos] - '0' < 10 && data[pos] - '0' >= 0 && pos < strlen(data))
            {
                pos++;
                rsize++;
            }

            if (pos == temp)
                continue;

            for (pos = i - lsize; pos <= i + rsize; pos++)
                cout << data[pos];

            cout << endl;
        }
    }

    return 0;
}