graphs/piscine/assignment_operator/assignment_operator.c


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void plus_equal(int *a, int *b)
{
    if (!a || !b)
    {
        return;
    }
    *a = *a + *b;
}

void minus_equal(int *a, int *b)
{
    if (!a || !b)
    {
        return;
    }
    *a = *a - *b;
}

void mult_equal(int *a, int *b)
{
    if (!a || !b)
    {
        return;
    }
    *a = *a * *b;
}

int div_equal(int *a, int *b)
{
    if (!a || !b || *b == 0)
    {
        return 0;
    }
    int res = *a % *b;
    *a = *a / *b;
    return res;
}