// fermat.d

import std.stdio;

​

bool fermat() {

  const max = 1000;

  int a = 1, b = 1, c = 1;

  while(true) {

    if(((a * a * a) == ((b * b * b) + (c * c * c)))) return true;

    a++;

    if(a > max) { a=1; b++; }

    if(b > max) { b=1; c++; }      

    if(c > max) { c=1; }

  }

  return false;

}

​

void main() {

  if(fermat()) writeln("Fermat's Last Theorem has been disproved.");

  else writeln("Fermat's Last Theorem has not been disproved.");

}

​