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  1. #include<stdio.h>
  2.  
  3. int main()
  4. {
  5. int a,b,c;
  6.  
  7. scanf("%d %d %d", &a, &b, &c);
  8.  
  9. if ((a<b)&&(b<c))
  10. printf("Yes!\n");
  11. else
  12. printf("No!\n");
  13. return 0;
  14. }
  15.  
  16.  
  17.  
Success #stdin #stdout 0s 5304KB
stdin
1
3
4
stdout
Yes!