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Apr 18th, 2019
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  1. #include <cstdio>
  2. #include <cmath>
  3. void isPrime(int number)
  4. {
  5. int k = 0;
  6. for(int i=2; i<number; i++)
  7. {
  8. if(number%i==0 && number != i)
  9. ++k;
  10. }
  11. if (k == 0)
  12. printf("число %d простое\n", number);
  13. else
  14. printf("число %d не является простым\n", number);
  15. }
  16. int main(void) {
  17. int a, b;
  18. scanf("%d%d", &a, &b);
  19. for(a; a <= b; ++a) {
  20. isPrime(a);
  21. }
  22. }
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