main()
{
int index;
float inversion;

   for(index = 1;index < 13; index = index + 1) {
      inversion = 1.0/index;
      printf("%5d%9.5f\n",index, inversion);
   }
}



/* Result of execution

    1    1.00000
    2     .50000
    3     .33333
    4     .25000
    5     .20000
    6     .16667
    7     .14286
    8     .12500
    9     .11111
   10     .10000
   11     .09091
   12     .08333

*/