#include<stdio.h>

int main() {
    int size = -1;
    printf("Enter the size of array : ");
    scanf("%d" , &size);
    int initialArray[size];
    printf("Enter the array :\n");
    for(int i = 0 ; i  < size ; i++) {
        scanf("%d" , &initialArray[i]);
    }

    int helpArraySize = size%2==0 ? size/2 : size/2 + 1;
    int helpArray[helpArraySize];


    printf("Help Array : \n");
    for(int i = 0 ; i <helpArraySize; i++){
        helpArray[i] = initialArray[i*2];
        printf(" %d" , helpArray[i]);
    }

}