#include <stdio.h>
#include<limits.h>
int main() 
{
    int arr[20];
    int i,N,small,sec_smallest=INT_MAX; 
    printf("enter size of array:");
    scanf("%d",&N);
    printf("enter %d elements in array:",N);
    for(i=1;i<=N;i++)
    {
        scanf("%d",&arr[i]);
    }
    small=arr[i];
    printf("\n elements of array are:\n");
    for(i=1;i<=N;i++)
    {
        if(small>arr[i])
        small=arr[i];
    }
    sec_ smallest=INT_MAX;
    for(i=1;i<=N;i++)
    {
        if(arr[i]!=small&& arr[i]<(sec _smallest)
        sec_ smallest=arr[i]);
    }
    printf("second smallest elements is %d\n",sec_smallest);
    return 0;
}