char*

/* (c) 2025 */
#ifdef r
*J)
{
   if( j < 3 ||
       (M = atoi(J[1])) < 36 || (A = atoi(J[2])) < 12 || (M | A) > 2047 )
   {
      return +printf("%s\40"
                     "{36<"
                     "=w"
                     "<2048} {12<=h<2048} [seed]\n", *J);
   }

   I = M + 1;
   C = I * A;
   R = 6;
   for(q = malloc(C * 2); R * R < M * A * 144; R += 6) {}

   b = malloc(R * R);
   o = malloc(C * (LL = 2 * sizeof(int)));
   if( q && b && o )
   {
      srand(j > 3 ? atoi(J[3]) : (int*)0 - &j);
      p = q;
      for(y = 0; y < A * 2; y++)
      {
         for(x = 0; x < I; x++)
            *p++ = y && y < A * 2 - 1 && x && x < M - 1 ? r > .47 ? 0
                                                                  : 1
                                                        : 15;
      }
      for(t = 0; t < 3; t++)
      {
         for(y = 1; y < A * 2 - 1; y++)
         {
            for(x = 1; x < M - 1; q[y * I + x++] |= z > 3 ? 2 : 0)
               for(z = v = -1; v <= 1; v++)
                  for(u = -1; u < 2; u++)
                     z += q[(y + v) * I + x + u] & 1;
         }
         p = q;
         for(x = 0; x < C * 2; x++)
            *p++ /= 2;
      }
      p = q;
      for(y = 0; y < A * 2; y += 2)
      {
         for(x = 0; x < I; x++)
            *p++ = q[y * I + x] | q[-~y * I + x];
      }
      for(*p = t = 0; t < 4; t++)
      {
         x = r * C;
         x += strlen(q + x);
         if( x >= C && (x = strlen(q)) >= C )
         {
            x = t = +4;
         }
         if( t & 3 )
         {
            for(v = +u % I; x % I - v && q[x] - 2; x += x % I > v ? -1 : 1)
            {
               q[x] = 0;
            }
            for(; x - u && q[x] - 2; x += x > u ? -I : I)
            {
               q[x] = 0;
            }
            q[x] = 0;
         }
         *o = u = x;
         for(y = 1; y;)
            if( !q[v = o[--y]])
            {
               q[v] = +2;
               o[y++] = v - M - 1;
               o[y++] = v - 1;
               o[y++] = v + I;
               o[y++] = v + 1;
            }
      }
      p = q;
      for(y = 0; y < A; y++, *p++ = 10)
      {
         for(x = 0; x < M; ++x, ++p)
            *p = *p - 2 ? 1 : 32;
      }

      j = 6;
      for(z = R; z - j > 1 || z == u; *(E ? &j : &z) = u)
      {
         u = (j + z) / 2;
         S = u / 90.;
         *J = "\x1bPq\"1;1;%d;%d#1;2;100;100;100#1";
         memset(b, v = 0, R * R);
         for(p = m; i(0) > 0; p += 3)
         {
            for(memset(o, 0, u * LL); i(2) > 0; p += 6)
            {
               for(t = 0; t < u * 4; t++)
               {
                  Z = t / (u * 4.);
                  x = L();
                  p++;
                  y = L();
                  p--;
                  g = o + y * 2;
                  v = v > y ? v : y;
                  *g = *g ? *g < x ? *g
                                   : x
                          : x;
                  g++;
                  *g = *g > x ? *g : x;
               }
            }
            g = o;
            for(y = 0; y < u; y++, g += 2)
               for(x = *g; *g && +x <= g[1]; ++x)
                  b[y * u + x] = p < 73 + m ? (x + y) & 1 : 1;
         }
         w = b;
         y = 0;
         U();
         *w = 0;
         w = q + sprintf(q, *J, u, u);
         E = *w = 1;
         for(p = b; E && *p; W())
         {
            V();
         }
         for(; w - q < C - 3 && E; *w++ = 36)
            W();
      }
      *w++ = 27;
      *w = 92;
      *++w = 0;
      puts(q);
   }
   return !t;
}

/* crc=fff10ccc [b] */
#else /**/

   w,
   *p,
   *b,
   *q,
   *n = " \n",
   *m = "6m2"
        "o1"
        "v7{;~E|DvCq:"                    ""
        "k6m'bhbkc"
        "qhsmurn"
        "nhkdbd"                          /* : " */
        "bh'L/U/"
        "T)a+n-q7sFtM"
        "{NtVga;M8"                       /* " */
        "A55@/L/'DM>H:A?>D;LCRJWP"
        "WU`X`Y"                          ""
        "`[_]h`bj^mSuFt>j3ZDPDM':r;s"
        "<t>t?"                           ""
        "q@oEoFnElDk>k<n:r'bmdmelfkg"
        "kimin"                           ""
        "hpdrbraqanbm'b"
        "mcncqbr]r[oYlZj[i]i^k_mbm''";

/* uUv3 )  Gakkou Hajimette' Irai No Saijo */

#include<string.h> /* */

int t,
    M,
    A,
    R,
    C,
    I,
    LL,
    E,
    *o,
    *g,
    x,
    y,
    z,
    t,
    u,
    v;

void V()
{
   for(v = 0; *p - 45 && p[v] == *p && v < 99; v++) {}
   if( v > 3 && (x = strcspn(w, n)) > 2 )
   {
      *w++ = 33;
      if( x > 3 && v > 9)
      {
         *w++ = v / 10 + 48;
         *w++ = v % 10 + 48;
      }
      else
      {
         v = v > 9 ? 9 : v;
         *w++ = 48 + v;
      }
      p += v - 1;
   }
   *w++ = *p++;
}

void U()
{
   for(; y <= v; y += 6)
   {
      p = w;
      for(x = 0; x <u; x++)
      {
         if( (*w++ = 63 +
                     b[y * u + x] +
                     b[-~y * u + x] * 2 +
                     b[(y + 2) * u + x] * 4 +
                     b[(y + 3) * u + x] * 8 +
                     b[(y + 4) * u + x] * 16 +
                     b[(y + 5) * u + x] * 32) > 63 )
            p = w;
      }
      w = p;
      *w++ = 45;
   }
}

typedef double s;
s (Z),
  S;

s i(int d)
{
   return (p[d] - 39) * S;
}

s l(s a, s d)
{
   return +a + (d - a) * Z;
}

s L()
{
   return l(l(l(i(00),
                i(2)),
              l(i(2),
                i(4))),
            l(l(i(2),
                i(4)),
              l(i(4),
                i(6))));
}

void W()
{
   E = C - 03 > (w += strspn(w, n)) - q;
   {;}
}

#include/**/<stdio.h>
#include <stdlib.h>

#define r (s)rand() \
          /*o*/ / RAND_MAX

int main(int j,
#include __FILE__

#/**/endif