#include <stdio.h>

int main() 
{
    int a, b, i, size;

    size=10;

    /* Write out heading line */
    printf("a*b| ");
    for(b=1; b <= size; b++) {
        printf("%4d ", b);		/* Width changed from 3 to 4 */
    }	
    printf("\n");

    /* Write out separator line (dashes) */
    printf("---+-");

    /* 4 changed to 5 below - one extra dash per field */
    for(i=1; i <= size*5; i++) {	
        printf("-");
    }
    printf("\n");
    for(a=1; a <= size; a++) {
        printf("%2d | ", a);
        for(b=1; b<= size; b++) {
            printf("%4d ", a*b);	/* Width changed from 3 to 4 */
        }
        printf("\n");
    }
    return 0;
}