you are wrong : in a discussion about success/failure of an operation,losses are irrelevant and should not be used.
Battle Axe: British losses :1000: failure
Crusader: British losses :17700 : success
Battle of Berlin :RAF losses : more than 3000:failure
Crete :German losses ;very high:success
PH :Japanese losses :meaningless : considered as a failure
Dieppe : losses :3000 :success
Market Garden :losses :lower than Crusader,but still a failure .
German U Boat offensive in 1940 :high British losses,but still a failure
Etc,etc
The only criterion to be used is :was the goal reached,yes or no ? In the case of Dieppe ,the answer is :yes,thus it was a success .
Battle Axe: British losses :1000: failure
Crusader: British losses :17700 : success
Battle of Berlin :RAF losses : more than 3000:failure
Crete :German losses ;very high:success
PH :Japanese losses :meaningless : considered as a failure
Dieppe : losses :3000 :success
Market Garden :losses :lower than Crusader,but still a failure .
German U Boat offensive in 1940 :high British losses,but still a failure
Etc,etc
The only criterion to be used is :was the goal reached,yes or no ? In the case of Dieppe ,the answer is :yes,thus it was a success .