#ifndef w/*/
#ifndef w//*/

#if __LINE__ == 4
#define w(W) W
#else
#define w(W)
#endif

#include __FILE__

typedef void P;
int u,b,e,l, _;
typedef char C;
C *d=NULL, *p, *q, *r;

P f(P) {fwrite(d, q-d, 1, stdout);}
P t(C*s) {e-=s-d; for(p=d;p!=d+e;) {*p++=*s++;}}

int main(int z, C**v)
{
   u = _ = 0;
   for(;;)
   {
      _ |= -1

      #ifdef V
         +1;
         if( !v && u >= 0 && _ >= 0 )
         {
            for(; (b = getchar()) - EOF; l += b == 10)
            {
               if( _ ? l <= u : l - u )
                  putchar(b);
            }
            break;
         }
      #endif

      ;_ |= 1
      w(
         -1;
         if( !v )
         {
            b = e = z = 0;
            while( !z )
            {
               if( e == b && !(d = (C*)realloc(d, b += 4096)) )
               {
                  fputs("Out of memory\n", stderr);
                  return 1;
               }
               e += fread(d + e, 1, b - e, stdin);
               z = e < b;

               if( e && u )
               {
                  q = r = d + e;
                  for(q -= q[l = -1] == 10; d - q-- && (*q - 10 || l > u);)
                  {
                     if( *q == 10 )
                     {
                        l--;
                        r = q + 1;
                     }
                  }
                  q++;

                  _ ? (P)0 : f();

                  t(q);

                  if( z )
                  {
                     _ || l - u ? (P)0 : t(r -= q - d);
                     q = d + e;
                     f();
                  }
               }
            }
            break;
         }
      )

      ;

      if( z - 2 )
      {
         return printf("%s {line_%s}\n", *v, _ ? "count" : "number");
      }

      u = atoi(v[l = 1]);
      u = _ ? _ * abs(u) : u;
      v = NULL;
   }
   return 0;
}

/*
#include<stdio.h>

int I = 8, i;

void O(const char *c)
{
   const char *o[] =
   {
      "D*DA",
      "define",
      "#include",
      "#if",
      "#endif",
      "ndefC",
      "PSC0P#uU",
      "R<stdio.h>",
      "SUoPA",
      "P#uUO",
      "#QC_CB",
      "PintCmain(void){returnCputs(_)<0;}"
   };

   while( (i = *c++) )
      i > 79 && i < 92
         ? O(o[i - 80]), 0
         : putchar(i > 64 && i < 69 ? (i * 105 ^ 99) * 3 % 53 : i);
}

int main(void)
{
   for(O("D*AZoneBPXXWPW"); I < 9973; O(i < I++ ? "A" : "P"))
   {
      for(i = 2; i < I && I % i; i++);
   }
   O("D*DZcompositeBAPSU_AZprimeBATDP#QCoPPRC__FILE__ASC!Qd(o)&&Qd(O)V_AZ?BAPTD*DTDPD*DTD[[DPTPTYYPSC__LINE__==9994VoDPTD*ATP#QCODP");
   return 0;
}
*/

#endif

#include<stdio.h>
#include<stdlib.h>
#define V