#include "stdio.h"
  #include "6ldle.c"
  main()
  { int i;
    static double a[5][5]={ {5.0,7.0,6.0,5.0,1.0},
           {7.0,10.0,8.0,7.0,2.0},{6.0,8.0,10.0,9.0,3.0},
           {5.0,7.0,9.0,10.0,4.0},{1.0,2.0,3.0,4.0,5.0}};
    static double c[5][2]={ {24.0,96.0},{34.0,136.0},
           {36.0,144.0},{35.0,140.0},{15.0,60.0}};
    if (ldle(a,5,2,c)>0)
      for (i=0; i<=4; i++)
        printf("x(%d)=%13.7e,   %13.7e\n",i,c[i][0],c[i][1]);
  }