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  1. #include<stdio.h>
  2.  
  3. int main()
  4. {
  5. int m,n,p,i,j;
  6. int b[1000],r,flag=0;
  7. scanf("%d",&p);
  8.  
  9. for(i=0;i<p;i++)
  10. {
  11. r=0;
  12. scanf("%d",&n);
  13. for(j=0;j<n;j++)
  14. {
  15. scanf("%d",&b[j]);
  16. }
  17. if(n==1)
  18. {
  19. printf("NO\n");
  20. }
  21. else if(n>1)
  22. { 
  23.  
  24.  
  25.  
  26. for(i=0;i<n;i++)
  27. {
  28. for(j=i+1;j<n;j++)
  29. {
  30. if(b[j]==b[i])
  31. {
  32. r++;
  33. }
  34. }
  35. }
  36.  
  37.  
  38. if(r==n)
  39. {
  40. printf("YES\n");
  41. }
  42. else if (r<n)
  43. { 
  44.   printf("YN\n");
  45. } 
  46. }
  47. } 
  48. return 0;
  49. }
Success #stdin #stdout 0s 4316KB
comments (?)
stdin
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5
3
1 2 2
4
5 5 5 5
3
1 2 4
4
1 3 4 4
1
100
stdout
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YN
https://ideone.com/puTeZr
language:
C (gcc 8.3)
created:
3 years ago
visibility:
public

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