Write a c program to read and print the element of 2 D array. Please correct.

Question

#include<stdio.h>
#include<conio.h>

input(int a,int n)
{
int i;
for(i=0;i<n;i++)
{
scanf("%d", &a[i]);
}
}
output(int a,int n)
{
int i;

for(i=0;i<n;i++)
{
printf("%d ", a[i]);
}
}
int main()
{
int a[1000],i,n;

printf("Enter size of array: ");
scanf("%d",&n);

printf("Enter %d elements in the array : ", n);
input(a,n);
printf("\nElements in array are: ");
output(a,n);

return 0;
}