Stuff

#include <stdio.h>
#define sk 50

int main()
{
int i,j,a,b,n,x1,y1,x2,y2;
int m1[sk][sk];
int m2[sk][sk];
int m3[sk][sk];
printf ("iveskite matricos eiluciu ir stulpeliu skaiciu:\n");
scanf ("%d %d", &a, &b);

printf ("iveskite matricos elementus:\n");
   for (i=0; i<a; i++)
    for (j=0; j<b; j++)

scanf ("%d", &m1[i][j]);
    for (i=0; i<a; i++)
    {
     for (j=0; j<b; j++)
     printf ("%d", m1[i][j]);
     printf ("\n");
     
    }
    x1=i; y1=j;
printf ("iveskite matricos eiluciu ir stulpeliu skaiciu:\n");
scanf ("%d %d", &a, &b);

printf ("iveskite 2-os matricos elementus:\n");
    for (i=0; i<a; i++)
     for (j=0; j<b; j++)

  scanf ("%d", &m2[i][j]);
   for (i=0; i<a; i++)
   {
     for (j=0; j<b; j++)
      printf ("%d", m2[i][j]);
     printf ("\n");
    
   }
    x2=i; y2=j;
printf ("sudauginta matrica:\n");
  if (x1==y2) //&& (y1==x2))
  {

  for (i=0; i<a; i++)
    for (j=0; j<b; j++)
    {
  m3[i][j]=m1[i][j] * m2[i][j] + m1[i][j++] * m2[j][i++];
  
  }
  //scanf ("%d", &m3[i][j]);
  for (i=0; i<a; i++)
    {
  for (j=0; j<b; j++)
  printf ("%d", m3[i][j]);
  printf ("\n");
  }
  }
  else
  {
  printf("negalima sudauginti\n");
  }
  
  //exit (0);

  system ("PAUSE");
}