Interplasare vectori

#include <iostream>
#include <fstream>

using namespace std;
ifstream f("date.in");
ofstream g("date.out");

int main()
{
    int n,m,i,j,k,v[100],w[100],u[200];

    f>>n;
    for(i=1;i<=n;i++)
    f>>v[i];
    f>>m;
    for (i=1;i<=m;i++)
    f>>w[i];
    i=1;
    j=1;
    k=0;
    if (v[i]<w[j])
    {
        k++;
        u[k]=v[i];
        j++;
    }
    else
    {
        k++;
        u[k]=w[j];
        j++;
    }
    while (i<=n&&j<=m)
    {
        if (v[i]%2!=u[k]%2 && v[i]>u[k])
        {
            k++;
            u[k]=v[i];
            i++;
        }

        else
        {
            if(w[j]%2!=u[k]%2 && w[j]>u[k])
            {
                k++;
                u[k]=w[j];
            }
            j++;
        }
    }

    if (i<=n)
    { if(v[i]%2!=u[k]%2 && v[i]>u[k])
    {
        k++;
        u[k]=v[i];
    }
    }
    else
    if (j<=m)
    {
        if (w[j]%2!=u[k]%2 && w[j]>u[k])
        {
            k++;
            u[k]=w[j];
        }
    }
    for (i=1;i<=k;i++)
    g<<u[i]<<" ";

    return 0;
}