descript each lines of each functions

void PrintArray(int size, int array []){

for(int i=0; i

printf("array[%d] = %d ", i, array[i] );

}

}

void swap(int * var1, int * var2){

int temp = *var1; *var1 = *var2; *var2 = temp;

}

void SelectionSort(int size, int array[]){

int i, j, min_idx;

for (i = 0; i < n-1; i++) {

min_idx = i; for (j = i+1; j < n; j++)

if (arr[j] < arr[min_idx]) min_idx = j; swap(&arr[min_idx], &arr[i]);

}

}

int main() {

int data [] = {2, 7, 8, -8, 1, 9, 3, 5};

SelectionSort(sizeof(data)/sizeof(int), data);

PrintArray(sizeof(data)/sizeof(int), data);

return 0;

}