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#include <limits.h> /* For INT_MAX */
void print2Smallest(int arr[], int arr_size)
{
int i, first, second;
/* There should be atleast two elements */
if (arr_size < 2)
{
printf(" Invalid Input ");
return;
}
first = second = INT_MAX;
for (i = 0; i < arr_size ; i ++)
{
/* If current element is smaller than first
then update both first and second */
if (arr[i] < first)
{
second = first;
first = arr[i];
}
/* If arr[i] is in between first and second
then update second */
else if (arr[i] < second && arr[i] != first)
second = arr[i];
}
if (second == INT_MAX)
printf("There is no second smallest elementn");
else
printf("The smallest element is %d and second "
"Smallest element is %dn", first, second);
}
/* Driver program to test above function */
int main()
{
int arr[] = {12, 13, 1, 10, 34, 1};
int n = sizeof(arr)/sizeof(arr[0]);
print2Smallest(arr, n);
return 0;
}
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