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Saleh127

Untitled

Apr 15th, 2020
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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main()
  4. {
  5. long long t,b,c,d,e,f,i,j,k,l;
  6. cin>>t;
  7. while(t--)
  8. {
  9. cin>>b;
  10. c=1;
  11. long long a[200005];
  12. for(i=0;i<b;i++)
  13. {
  14. cin>>a[i];
  15. }
  16. for(i=1;i<b;i++)
  17. {
  18. if(abs(a[i]-a[i-1])>=2)
  19. {
  20. printf("YES\n%lld %lld\n",i,i+1);
  21. c=0;
  22. break;
  23. }
  24. }
  25. if(c) printf("NO\n");
  26. }
  27. return 0;
  28. }
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