1

#include "stdio.h"
#include "conio.h"

int main(void)
{float x,y,z;
printf("Vvedite tri chisla\n");
scanf("%f,%f,%f",&x,&y,&z);
if(x!=y)
  {if(y!=z)
    {if(x!=z)
        {if(x+y+z<1)
            {if(x<y)
              if(x<z)
                  x=(y+z)/2;
              else
                  z=(x+y)/2;

            else
                if(y<z)
                    y=(x+z)/2;

                else
                    z=(x+y)/2;
            }
         }
      }
  else
            if(x<0)
                if(y<0)
                    if(z<0)
                        if(x<y)
                            x=(x+y+z)/2;
                        else
                            y=(x+y+z)/2;
                    else
                        if(x<y)
                            x=(x+y)/2;
                        else
                            y=(x+y)/2;
                else
                    if(y<x)
                        y=x/2;
                    else;
            else;
    }
else;
printf("%f,%f,%f",x,y,z);
return 0;
}