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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int root = sqrt(2017.0);
  5.     for (int a=2; a<=root; a++) {
  6.         for (int b=2; b<=root; b++) {
  7.  
  8.             if (pow(a, b)>2017) {
  9.                 break;
  10.             }
  11.  
  12.             for (int c=2; c<=root; c++) {
  13.                 for (int d=2; d<=root; d++) {
  14.  
  15.                     if (pow(a, b)+c>2017) {
  16.                         break;
  17.                     }
  18.  
  19.                     if (pow(c, d)>2017) {
  20.                         break;
  21.                     }
  22.  
  23.                     if (pow(a, b) + pow(c, d) == 2017) {
  24.                         printf("%d^%d+%d^%d\n", a, b, c, d);
  25.                     }
  26.                 }
  27.             }
  28.         }
  29.     }
  30. 	return 0;
  31. }
  32.  
Success #stdin #stdout 0s 2168KB
comments (?)
stdin
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Standard input is empty
stdout
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3^4+44^2
9^2+44^2
12^3+17^2
17^2+12^3
44^2+3^4
44^2+9^2
https://ideone.com/WDu0Ox
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

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