#include <stdio.h>
#include <conio.h>
#define N 4
#define M 3

main()
{

int i,j,k;
float pina[N][M],pinb[N][M],sum=0,pososto;

//Eisagwgi dedomenwn!

for (i=0;i<N;i++)
{
for (j=0;j<M;j++)
{

printf("dwse ti thesi  %d,%d tou pina \n",i,j);
scanf("%f",&pina[i][j]);

}
}

for (i=0;i<N;i++)
{
for (j=0;j<M;j++)
{

printf("dwse ti thesi %d,%d tou pinb \n",i,j);
scanf("%f",&pinb[i][j]);

}
}

//Elegxos isotitas pinakwn!

for (i=0;i<N;i++)
{
for (j=0;j<M;j++)
{
if (pina[i][j]==pinb[i][j])
{
k=0;
}
else
{

k=1;
break;


}
}
}

/*Evresi mi iswn thesewn/posostou iswn thesewn. */

if (k==0) {
printf("\nOi pinakes einai isoi!\n");

sum=N*M;
}
else {

for(i=0;i<N;i++)
{
for (j=0;j<M;j++)
{
if(pina[i][j]==pinb[i][j])
{
sum++;
}
else
{

printf("Den einai isoi stis theseis: %d,%d\n",i,j);

}
}
}
}

pososto = sum*100/(N*M);

printf("To pososto twn stoixeiwn pou einai isa einai %.2f%\n",pososto);

getch();
}