#include<iostream>

#include<vector>

using namespace std;

​

void merge(int arr1[], int n, int arr2[], int m, int arr3[]) {

​

    int i = 0, j = 0;

    int k = 0;

    while( i<n && j<m) {

        if(arr1[i] < arr2[j]){

            arr3[k++] = arr1[i++];

        }

        else{

            arr3[k++] = arr2[j++];

        }

    }

​

    //copy first array k element ko

    while(i<n) {

        arr3[k++] = arr1[i++];

    }

​

    //copy kardo second array k remaining element ko

    while(j<m) {

        arr2[k++] = arr2[j++];

    }

}

​

void print(int ans[], int n) {

    for(int i=0; i<n; i++) {

        cout<< ans[i] <<" ";

    }

    cout << endl;

}

​

int main() {

​

    int arr1[5] = {1,3,5,7,9};

    int arr2[3] = {2,4,6};

​

    int arr3[8] = {0};

​

    merge(arr1, 5, arr2, 3, arr3);

​

    print(arr3, 8);