In c++ language, change static arrays to dynamic arrays. No Vectors

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int printUnion(int arr1[], int arr2[], int m, int n)

{

int i = 0, j = 0;

while(i < m && j < n)

{

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

cout<

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

cout<

else

{

cout<

i++;

}

}

while(i < m)

cout<

while(j < n)

cout<

}

int printIntersection(int arr1[], int arr2[], int m, int n)

{

int i = 0, j = 0;

while(i < m && j < n)

{

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

i++;

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

j++;

else /* if arr1[i] == arr2[j] */

{

cout<

i++;

}

}

}

};