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  1. #include <iostream>
  2.  
  3. using std::cout;
  4. using std::endl;
  5.  
  6. bool fermat ()
  7. {
  8.     const long long MAX = 1'000'000;
  9.     long long a=1, b=1, c=1;
  10.  
  11.     for (;;) {
  12.         if (a*a*a == b*b*b+c*c*c)
  13.             return true;
  14.  
  15.         a++;
  16.         if (a>MAX) {
  17.             a=1;
  18.             b++;
  19.         }
  20.  
  21.         if (b>MAX) {
  22.             b=1;
  23.             c++;
  24.         }
  25.  
  26.         if (c>MAX) {
  27.             c=1;
  28.         }
  29.     }
  30.  
  31.     return false;
  32. }
  33.  
  34. int main() {
  35.     if (fermat()) {
  36.         cout << "Fermat's Last Theorem has been disproved.\n";
  37.     } else {
  38.         cout << "Fermat's Last Theorem has not been disproved.\n";
  39.     }
  40. }
Success #stdin #stdout 0.01s 5512KB
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Standard input is empty
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Fermat's Last Theorem has been disproved.
https://ideone.com/xosQ8F
language:
C++14 (clang 8.0)
created:
2 years ago
visibility:
public

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