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  1. #include <stdio.h>
  2.  
  3. int main()
  4. { int a,b,c;
  5. scanf("%d",&a);
  6. scanf("%d",&b);
  7. scanf("%d",&c);
  8.  
  9. if(a<b && b<c)
  10. printf("Yes");
  11. else
  12. printf("No");
  13.  
  14. return 0;
  15. }
  16.  
Success #stdin #stdout 0.01s 5320KB
stdin
1200
20000
8900
stdout
No