#include <algorithm>

using namespace std;

int porownanie(const void* a, const void* b){
    int x = *(int*)a;
    int y = *(int*)b;

    if(x > y){
        return 1;
    }
    else if(x < y){
        return -1;
    }
    else{
        return 0;
    }

}


float* f(float **arr, int size[3]) {
int n = size[0] + size[1] + size[2];
float *tmp = new float[n];
copy(arr[0], arr[0] + size[0], tmp);
copy(arr[1], arr[1] + size[1], tmp + size[0]);
copy(arr[2], arr[2] + size[2], tmp + size[0] + size[1]);
sort(tmp, tmp + n, porownanie);
copy(tmp, tmp + size[0], arr[0]);
copy(tmp + n - size[1], tmp + n, arr[1]);
copy(tmp + size[0], tmp + n - size[1], arr[2]);
delete[] tmp;
}

int main(){


return 0;
}