#include <stdio.h>
int main()
{
int i,j;
for(i=1;i<10;i++)
for(j=1;j<10;j++)
{
printf("%-2d=%-d*%-d\t",i*j,j,i);
if(9 == j)printf("\n");
}
return 0;
}
1 =1*1 2 =2*1 3 =3*1 4 =4*1 5 =5*1 6 =6*1 7 =7*1 8 =8*1 9 =9*1
2 =1*2 4 =2*2 6 =3*2 8 =4*2 10=5*2 12=6*2 14=7*2 16=8*2 18=9*2
3 =1*3 6 =2*3 9 =3*3 12=4*3 15=5*3 18=6*3 21=7*3 24=8*3 27=9*3
4 =1*4 8 =2*4 12=3*4 16=4*4 20=5*4 24=6*4 28=7*4 32=8*4 36=9*4
5 =1*5 10=2*5 15=3*5 20=4*5 25=5*5 30=6*5 35=7*5 40=8*5 45=9*5
6 =1*6 12=2*6 18=3*6 24=4*6 30=5*6 36=6*6 42=7*6 48=8*6 54=9*6
7 =1*7 14=2*7 21=3*7 28=4*7 35=5*7 42=6*7 49=7*7 56=8*7 63=9*7
8 =1*8 16=2*8 24=3*8 32=4*8 40=5*8 48=6*8 56=7*8 64=8*8 72=9*8
9 =1*9 18=2*9 27=3*9 36=4*9 45=5*9 54=6*9 63=7*9 72=8*9 81=9*9