den2

//zad1//

include <stdio.h>
#include <stdlib.h>

int swap (int* a, int* b)
    {
    int temp = *a;
    *a = *b;
    *b = temp;
    }
    int main()
    {
        int a,b;
        printf("Enter a: ");
        scanf("%d", &a);
        printf("Enter b: ");
        scanf("%d", &b);
        printf("a = %d, b = %d\n", a,b);
        swap(&a, &b);
        printf("After swapping: \n");
        printf("a = %d, b = %d\n", a,b);
        return 0;
    }
-----------------------------------------
//zad2//
#include <stdio.h>
#include <stdlib.h>

int sumArr (int* arr, int* n)
    {
   int sum = 0;
   for(int i = 0; i < n; i++)
   {
       sum += *(arr + i);
   }
   return sum;
    }
    int main()
    {
        int a[] = {1, 5 ,2 , -1, 3, 13 };
        int s = sumArr(a, 6);
        printf("Sum = %d\n", s);
        return 0;
    }
--------------------------------------------
//zad3//
#include <stdio.h>
#include <stdlib.h>

int minNumber (int* arr, int* n)
    {
   int min = *arr;
   for(int i = 0; i < n; i++)
   {
      if (*(arr + i) < min)
      {
          min = *(arr + i);
      }
   }
    return min;
    }
    int main()
    {
        int a[5] = {1, 5 ,2 , 3, 4 };
        printf("Min = %d", minNumber(a, 5));
        return 0;
    }
--------------------------------------------------
//zad4//
#include <stdio.h>
#include <stdlib.h>

int maxNumber (int* arr, int* n)
    {
   int max = *arr;
   for(int i = 0; i < n; i++)
   {
      if (*(arr + i) > max)
      {
          max = *(arr + i);
      }
   }
    return max;
    }
    int main()
    {
        int a[5] = {1, 5 ,2 , 3, 4 };
        printf("Max = %d", maxNumber(a, 5));
        return 0;
    }
-----------------------------------------------------
//zad5//
#include <stdio.h>
#include <stdlib.h>

int SumOfEle(int* a, int n){
    int sum = 0;
    for(int i = 0; i < n; i++){
        sum += *(a + i);
    }
    return sum;
}

int main(){
    int a[] = {2, 5, 13, 1, 3, 2};
    printf("Sum: %d\n", SumOfEle(a, 6));

    return 0;
}
----------------------------------------------------------
//zad6//
if(isLower('t')){
        printf("Yes");
    }else{
        printf("No");
    }
  ---------------------------------------------

    //zad7//


    if(isUpper('T')){
        printf("Yes");
    }else{
        printf("No");
    }
   ---------------------------------------

    //zad8//

    /*
    if(isLetter('a')){
        printf("Yes");
    }else{
        printf("No");
    }
    ------------------------------------------------

    //zad9//

    /*
    if(isDigit('5')){
        printf("Yes");
    }else{
        printf("No");
    }
    ---------------------------------------

    //zad10//

    //printf("%d", isNumber("55555555"));
 -----------------------------------------------
    //zad11//

    /*
    int a = strToNum("123");
    printf("%d\n", a);
    */

    return 0;
}