C Program to find largest and smallest value in two dimension matrix.


#include<stdio.h>
#include<conio.h>
void main()
{
int i,j,r,c,a[10][10],largest=0,smallest,z=1,t;
clrscr();
printf("Enter the r and c value:");
scanf("%d%d",&r,&c);
for(i=1;i<=r;i++)
{
for(j=1;j<=c;j++)
{
printf("a[%d][%d]=",i,j);
scanf("%d",&a[i][j]);
}
}
largest=0;
for(i=1;i<=r;i++)
{
for(j=1;j<=c;j++)
{
if(largest
{
largest=a[i][j];
}
}
}
t=a[1][1];
a[1][1]=smallest;
for(i=1;i<=r;i++)
{
for(j=1;j<=c;j++)
{
if(smallest>a[i][j])
{
smallest=a[i][j];
}
else
{
z++;
}
if(z==(r*c))
{
smallest=t;
}
}
}
printf("largest elemement=%d\n",largest);
printf("smallest element=%d\n",smallest);
getch();
}