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If you have a problem understanding dynamic memory then make use of vector . It allocates memory dynamically wherein the user doesn't have to deal with pointers .
vector arr(n); declares an array of long int of length n.
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Array Manipulation
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If you have a problem understanding dynamic memory then make use of vector . It allocates memory dynamically wherein the user doesn't have to deal with pointers .
vector arr(n); declares an array of long int of length n.