int lema()
{
    int i;
    int sum = 0;
    for(i=0;i<=10;i++)
    {
        sum = sum + i;

    }

    return sum;
}

int main()
{

    int totalSum = 0;
    totalSum = lema();


    totalSum /=2;
    printf("%d", totalSum);


    return 0;
}