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  1. #include <stdio.h>
  2.  
  3. int main() {
  4. int a,b,c;
  5.  
  6. scanf("%d", &a);
  7. scanf("%d", &b);
  8. scanf("%d", &c);
  9.  
  10. if ( a < b && b < c )
  11. printf("Yes\n");
  12. else
  13. printf("No\n");
  14. return 0;
  15. }
  16.  
Success #stdin #stdout 0s 5284KB
stdin
1 3 4
stdout
Yes