Find minimum number in given Array using Recursion

#include<stdio.h>

int GetMinimunNumber(int a[],int size,int min);

int main()

{

    int i,size,min;

    printf("Enter size to find smallest of given numbers\n");

    scanf("%d",&size);

    int a[size];

    printf("Enter numbers in array\n");

    for(i=0;i<size;i++)

    {

        scanf("%d",&a[i]);

    }

    min=GetMinimunNumber(a,size-1,a[0]);

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

return 0;

} 

int GetMinimunNumber(int a[],int size,int min)

{

 if(size>=0)

 {

  if(a[size]<min)

  {

   min=a[size];

  }

  size--;

  GetMinimunNumber(a,size,min);

 }

 else

 {

  return(min);

 }

}