SMALLEST & LARGEST ELEMENT IN 2D ARRAY

#include<iostream.h>
#include<conio.h>
int lar(int [][10],int);
int sml(int [][10],int);
int main()
{

    int a[10][10],largest,smallest;
    int size;
cout<<"himanshu singh\n";   
cout<<"for 2d array enter size and array";
    cin>>size;
    for(int i=0;i<size;i++)
     for(int j=0;j<size;j++)
      cin>>a[i][j];
          for(int t=0;t<size;t++)
           { for(int e=0;e<size;e++)
         cout<<" "<<a[t][e];
         cout<<"\n";
         }
     largest = lar(a,size);
     cout<<"\n Largest element in this array was= ";
     cout<<largest;
     cout<<"\n";
     smallest = sml(a,size);
     cout<<"\n Smallest element in this array was= ";
     cout<<smallest;
     getch();
     return 0;
  }

  int lar(int a1[][10],int n)
  {
    int l=a1[0][0];
    for(int p=0;p<n;p++)
     for(int q=0;q<n;q++)
      if(l<a1[p][q])
         l=a1[p][q];

    return (l);
  }
  int sml(int a2[][10],int z)
  {
    int s=a2[0][0];
    for(int r=0;r<z;r++)
     for(int w=0;w<z;w++)
     if(s>a2[r][w])
        s=a2[r][w];

    return (s);
    }
OUTPUT