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Nov 21st, 2017
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  1. #include<stdio.h>
  2.  
  3. int gcd(int a, int b) {
  4. while (b!= 0) {
  5. int c = a % b;
  6. a = b;
  7. b = c;
  8. }
  9. return a;
  10. }
  11.  
  12. int main() {
  13. int p, uno, due, suma;
  14. for(int i=0;p!=0;i++) {
  15. scanf("%d", &p);
  16. if (p!=1){
  17. uno=due;
  18. uno=p;
  19. }
  20. else {
  21. suma=suma+gcd(uno,due);
  22. }
  23. }
  24. printf("%d", suma);
  25.  
  26. }
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