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  1. #include <stdio.h>
  2. #define MAX 1000003
  3. int s[MAX];
  4. int a[1003];
  5. int luu[1000003];
  6.  
  7. void sangngto() {
  8.     for (int i = 2; i <= MAX; i++) {
  9.         s[i] = 1;
  10.     }
  11.     for (int i = 2; i * i <= MAX; i++) {
  12.         if (s[i]) {
  13.             for (int j = i * i; j <= MAX; j += i) {
  14.                 s[j] = 0;
  15.             }
  16.         }
  17.     }
  18. }
  19.  
  20. int main() {
  21. 	sangngto();
  22. 	int n;
  23. 	scanf("%d",&n);
  24. 	for (int i = 0; i<n; ++i) {
  25. 		scanf("%d",&a[i]);
  26. 		++luu[a[i]];
  27. 	}
  28. 	for (int i = 2; i<1000003; ++i) {
  29. 		while (s[i] && luu[i]) {
  30. 			printf("%d ",i);
  31. 			--luu[i];
  32. 		}
  33. 	}
  34. 	return 0;
  35. }
  36.  
Success #stdin #stdout 0.01s 6068KB
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stdin
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8
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stdout
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3 5 5 7 11
https://ideone.com/ANr1fy
language:
C (gcc 8.3)
created:
10 hours ago
visibility:
public

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