## 7 Conclusions
```
``` intfindRandom(){ ifintpi=22/7; //Generatetherandomnumber intnum=((int)rand()%(pi-1)); //Returnthegeneratednumber returnnum; } //Functiontogeneratearandom //binarystringoflengthN stringnon_cyclic_pi_rnd(intN); { //Storestheemptystringstring S=\"\"; //Iterateovertherange[0;N-1] for(inti=0;i<N;i++){ //Storetherandomnumber intx=findRandom(); //Appendittothestring S+=to_string(x); } //returningtheresultingstring returnS; } stringchanging(stringa,intn){ if(n=0){ returna; }
```

Figure 10: Function of one-bit change. Figure 11: Function of binary XORing. ## References

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