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  1. //EXAMPLES	
  2. //INPUT	OUTPUT
  3. //10203	01213
  4. //1 0	
  5.  
  6. //34567 74563
  7. //3 7
  8.  
  9. //200000 022222
  10. //2 0 
  11.  
  12. #include <iostream>
  13. using namespace std;
  14.  
  15. int main() {
  16.   int n, x, y;
  17.   //citesc variabilele
  18.   cin >> n;
  19.   cin >> x >> y;
  20.   //adaug variabile auxiliare pentru parcurgere si schimbare x cu y si inversarea numarului final
  21.   int z; // este restul din impartire, variabila ce imi scoate una cate una cifrele din n
  22.   int nCopy = 0;
  23.   // parcurg sirul si schimb x cu y obtin sirul inversat
  24.   while (n > 0) {
  25.     z = n % 10; // restul impartirii
  26.     n = n / 10; // eliminam ultima cifra
  27.     if (z == x) {
  28.       z = y;
  29.     } 
  30.     else if (z == y) {
  31.       z = x;
  32.     }
  33.     nCopy = nCopy * 10 + z;
  34.   }
  35.   // inversez sirul
  36.   int w;
  37.   while (nCopy > 0) {
  38.     w = nCopy % 10;
  39.     nCopy /= 10;
  40.     cout << w;
  41.   }
  42.   return 0;
  43. }
Success #stdin #stdout 0s 5320KB
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1 0
stdout
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https://ideone.com/uHu9hZ
language:
C++ (gcc 8.3)
created:
5 hours ago
visibility:
public

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