#include <iostream>
#include <cstdlib>
#include <fstream>
#include <vector>
#include <string>

using namespace std;

int main() {
    ifstream file("predkosc.dat");
    string line;
    vector<string> vec;

    if(file.is_open()) {
        while(getline(file, line)) {
            vec.push_back(line);
        }
        file.close();
        int dataSize = vec.size() - 1;
        double data[2][dataSize];
        char* pEnd;
        for(int i = 0; i < dataSize; i++) {
            data[0][i] = strtod(vec.at(i+1).c_str(), &pEnd);
            data[1][i] = strtod(pEnd, NULL);
        }
    }

    system("PAUSE");
    return 0;
}