Program to display the largest and smallest numbers among those entered by the user using functions

#include<stdio.h>

int largest(int[],int);

int smallest(int [],int);

int main()

{

    int a[20],i,l,m,n;

    printf("How many numbers?");

    scanf("%d",&n);

    printf("Enter %d numbers:",n);

    for(i=0;i<n;i++)

    {

        scanf("%d",&a[i]);

    }

    printf("The largest number is %d\n",largest(a,n));

    printf("The smallest number is %d",smallest(a,n));

    return 0;

}

int largest(int a[],int n)

{

    int i,x;

    x=a[0];

    for(i=0;i<n;i++)

    {

        if(x<a[i])

        x=a[i];

    }

        return(x);

}

int smallest(int a[],int n)

{

    int i,x;

    x=a[0];

    for(i=0;i<n;i++)

    {

        if(x>a[i])

        x=a[i];

    }

    return(x);

}