//main.cpp
#include <iostream>
#include <cstring>
#include "func.h"
using namespace std;


int main() {
    int M, N;
    cout << "Enter Rows: ";
    cin >> M;
    cout << "Enter Columns: ";
    cin >> N;
    int **arr = new int *[M];
    purvaZad();
// vtora zad a i b
    fillArr(arr, M, N);
   chetnicChisla(arr, M, N);

    if (arr != nullptr) {
    for (int i = 0; i < M; i++) {
        delete[] arr[i];
        }
    delete[] arr;
    }
return 0;
}
//func.h
#ifndef UNTITLED10_FUNC_H
#define UNTITLED10_FUNC_H
int purvaZad();
int fillArr(int ** arr,int M, int N);
int chetnicChisla(int ** arr, int M, int N);
#endif

//func.cpp
#include <iostream>
#include <ctime>
#include "func.h"
#include <cmath>

int purvaZad(){
    unsigned x, y, z, n;
std::cout << "Enter x,y,z,n: ";
std::cin >> x >> y >> z >> n;
std::cout << "P = ";
    int s=0;
for(int i=0;i<n;i++){
    int polynom = pow(x,i)*y*(n-i)*pow(z,n-i);
            s+=polynom;
}
std::cout << " = " << s;
}


int fillArr(int ** arr,int M, int N){
    srand(time(0));
    for(int i=0;i<M;i++){
        arr[i]=new int [N];
        for(int j=0;j<N;j++){
            arr[i][j]=rand()%50+5;
        }
        return 0;
    }
    for(int i=0;i<M;i++){
        for(int j=0;j<N;j++){
            std::cout << arr[i][j]<<'\t';
        }
        std::cout << std::endl;
    }
    return 0;
}

int chetnicChisla(int ** arr, int M, int N){
    for(int i=0;i<M;i++){
        for(int j=0;j<N;j++){
            bool isEven = false;
           for(int k=0;k<=8;k+=2) {
               int b = arr[i][j] % 10;
               if(b==k) isEven = true;
           }
           if (isEven==true){
               std::cout << arr[i][j] << "\t";
           }
        }
    }
    return 0;
}