PracticeDayTwoExercises1,2

#include <stdio.h>

//Ex1
int swap(int* a, int* b)
{
    int temp = *a;
    *a = *b;
    *b = temp;
}

//Ex2
int sumArr (int* arr, int n)
{
    int sum = 0;
    for (int i = 0; i < n; i++)
    {
        sum += *(arr + i);
    }
    return sum;
}

int main()
{
    int arr[] = {1, 4, 5, -1, 3, 5};
    int s = sumArr(arr, 6);
    int a, b;
    printf("------------------Exercise2------------------\n");
    printf("Enter a: ");
    scanf("%d", &a);
    printf("Enter b: ");
    scanf("%d", &b);
    printf("Before swapping:\n");
    printf("a = %d, b = %d\n", a, b);
    swap(&a, &b);
    printf("After swapping:\n");
    printf("a = %d, b = %d\n", a, b);
    printf("------------------Exercise2------------------\n");
    printf("Sum = %d\n", s);
    return 0;
}