Varianta100Subiectul3Problema4.cpp

#include <fstream.h>
ifstream fin("sir.txt");
void main() {
  int x, k, a, b, c;
  char cif;
  fin >> x >> k;
  if (x == 9) {
    a = 1;
    b = 2;
  } else if (x < 9)
    a = b = 1;
  else
    a = b = 2;
  do {
    c = a + b;
    a = b;
    b = c;
  } while (c < k);
  for (int i = 1; i <= a; i++) {
    fin >> cif;
    cout << cif;
  }
}