#include "stdafx.h"
#include <stdio.h>
#include <stdlib.h>
#include <fstream>
#include <iostream>
#include <string>
using namespace std;
typedef struct{
    unsigned int id;
    float cas;
}Tcasy;

int main(int argc, char* argv[])
{
    string N;
    int i,j,k;
    N = argv[4];
    int NE = atoi(N.c_str());

    FILE *f1,*f2;
    Tcasy *sou1,*sou2;
    if(fopen_s(&f1,argv[1],"rb") != 0)
    {
        cout << "Nenacteno 1"<<endl;
        return -1;
    }
    fseek(f1,0,SEEK_END);
    long vel = ftell(f1);

    fseek(f1,0,SEEK_SET);
    sou1 = (Tcasy*)malloc(vel);
    int poc = vel / sizeof(Tcasy);

    fread(sou1,sizeof(Tcasy),poc,f1);

    if(fopen_s(&f2,argv[2],"rb")!= 0)
    {
        cout << "Nenacteno 2"<<endl;
        return -2;
    }
    fseek(f2,0,SEEK_END);
    long vel2 = ftell(f2);

    fseek(f2,0,SEEK_SET);
    sou2 = (Tcasy*)malloc(vel2);
    int poc2 = vel2 / sizeof(Tcasy);

    fread(sou2,sizeof(Tcasy),poc2,f2);

    k = poc-1;
    j = poc2-1;
    Tcasy *vys;
    vys =(Tcasy*) malloc(sizeof(Tcasy) * NE);

    ofstream vystup(argv[3]);
    for(i = 0; i < NE; i++)
    {
        if(sou1[k].cas > sou2[j].cas)
        {
            vys[i] = sou1[k];
            k--;
        }
        else{
            vys[i] = sou2[j];
            j--;
        }
    }
    for(i = NE-1; i >= 0; i--)
    {
        vystup << vys[i].id << " " <<vys[i].cas<<endl;
    }
    fclose(f1);
    fclose(f2);
    free(sou1);
    free(sou2);
    free(vys);
    vystup.close();

    system("pause");
    return 0;
}