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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4.     for (int a = 1; a < 10; a++) {
  5.         for (int b = a + 1; b < 10; b++) {
  6.             for (int c = b + 1; c < 10; c++) {
  7.                 for (int d = 1; d < 10; d++) {
  8.                     if ((d == a) || (d == b) || (d == c)) continue;
  9.                     for (int e = d + 1; e < 10; e++) {
  10.                         if ((e == a) || (e == b) || (e == c)) continue;
  11.                         if (a + b + c + d + e != 23) continue;
  12.                         if ((a + b + c) / d != e) continue;
  13.                         if ((a + b + c) % d == 0) printf("(%d + %d + %d) / %d = %d\n", a, b, c, d, e);
  14.                     }
  15.                 }
  16.             }
  17.         }
  18.     }
  19.     return 0;
  20. }
Success #stdin #stdout 0s 1832KB
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stdin
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Standard input is empty
stdout
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(1 + 4 + 9) / 2 = 7
(1 + 5 + 8) / 2 = 7
(1 + 6 + 8) / 3 = 5
(2 + 4 + 9) / 3 = 5
(2 + 6 + 7) / 3 = 5
(3 + 5 + 6) / 2 = 7
https://ideone.com/osrU8J
language:
C99 (gcc 8.3)
created:
11 years ago
visibility:
secret

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