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  1. #include <stdio.h>
  2.  
  3. int main(void)
  4. {
  5. int data[10];
  6. int i;
  7. int count = 0;
  8.  
  9. data[0] = 1;
  10. data[1] = 2;
  11.  
  12. for (i = 2; i < 10; i=i+1) {
  13. data[i] = 3 * data[i - 1] + 2 * data[i - 2];
  14. }
  15.  
  16. for (i = 0; i < 10; i=i+1) {
  17. if (data[i] >= 100 && data[i] <= 10000) {
  18. count=count+1;
  19. }
  20. }
  21.  
  22.  
  23. printf("%d\n", count);
  24. return 0;
  25. }
Success #stdin #stdout 0s 5320KB
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https://ideone.com/SpnzDN
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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