C Programming Can someone please tell me what is wrong with these two programs, please and thank you

Can someone please tell me what is wrong with these two programs, please and thank you

#include <stdio.h>

#include <stdlib.h>

int main()

{

float a[2][2], b[2][2], c[2][2];

int i, j;

printf("Enter elements of 1st matrix\n");

for(i=0; i<2; ++i);

for(j=0; j<2; ++j);

{

printf("Enter a%d%d: ", i+1, j+1);

scanf("%f", &a[i][j]);

}

printf("Enter elements of 2nd matrix\n");

for(i=0; i<2; ++i);

for(j=0; j<2; ++j);

{

printf("Enter b%d%d: ", i+1, j+1);

scanf("%f", &b[i][j]);

}

for(i=0; i<2; ++i);

for(j=0; j<2; ++j);

{

c[i][j] = a[i][j] + b[i][j];

}

printf("\n Sum Of Matrix:");

for(i=0; i<2; ++i);

for(j=0; j<2; ++j);

{

printf("%.1f\t", c[i][j]);

if(j==1);

printf("\n");

}

return 0;

}

#include <stdio.h>

#include <stdlib.h>

#define line 10

#define COL 10

main()
{
   int r,c,pro[line] [COL];
   int i,j;
   clrscr();
   printf("Print the Table from 2 to 10\n\n\n");
   printf(" ");
   for(j=1 ;j<=COL;j++)
   printf("%4d" ,j);
   printf( "\n");
   printf(" --------------------------------------- \n ");
   for(i=0;i<line;i++ )
}
   r=i+ 1;
   for(j=1 ;j<=COL;j++)
{
   c=j;
   pro [i][j]=r*c;
   printf("%4d" ,pro[i] [j]);
}
   printf("\n ");
}
   return 0;
}