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Jun 26th, 2017
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C++ 0.62 KB | None | 0 0
  1. #include <iostream>
  2. #include <math.h>
  3.  
  4. #define cifra(n, c) (n/pow10(c))%10
  5.  
  6. using namespace std;
  7.  
  8. unsigned int pow10(unsigned int n) {
  9.     unsigned int r = 1;
  10.     for(unsigned int i = 0; i < n; i++)
  11.         r *= 10;
  12.     return r;
  13. }
  14.  
  15. int main() {
  16.     //for(int i = 1; i <= 5; i++) {
  17.     int i = 5;
  18.         int n = 13579 / pow10(5-i), end = 97531 / pow10(5-i);
  19.         while(n <= end) {
  20.             bool in = true;
  21.             int cf = 0;
  22.             for(int j = 0; j < i; j++) {
  23.                 int c = cifra(n, j);
  24.                 if(!(c%2) || (cf & (1<<c))) {
  25.                     in = false;
  26.                     break;
  27.                 }
  28.                 cf |= 1<<c;
  29.             }
  30.             if(in)
  31.                 cout << n << endl;
  32.             n+=2;
  33.         }
  34.     //}
  35.     return 0;
  36. }
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