c语言九九乘法表

#include
int main()
{
int a, b;
a = 1;
b = 9;
while(1)
{
while(1)
{
printf("%d*%d=%d\t",a,b,a*b);
b--;
if(a>b)
{
printf("\n");
break;
}
}
b=9;
a++;
if(a>9)
break;
}
return 0;
}