How can i count how many times does a temperature goes through in a loop

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Angel Sanchez
Angel Sanchez le 12 Fév 2020
Commenté : Angel Sanchez le 12 Fév 2020
For example if I have an array of temperatures called temps=[30, 45, 60, 15, 70, 25], and i want to figure out how many temepartures are below 32 and save that number how would i do that. For sure i would need to get 2 because there only 2 temeparatures that are below 32. Would i need to use a while loop.

Réponses (2)

Akhila Bonagiri
Akhila Bonagiri le 12 Fév 2020
The below code would work for you. Here we find the indices of the temperature values which are less than 32 and count them. Which would give your required answer.
>> Num = numel(find(temps<32));

fred  ssemwogerere
fred ssemwogerere le 12 Fév 2020
A for loop may not be necessary. you could use lt
temps=[30, 45, 60, 15, 70, 25];
val32=temps(lt(temps,32)); % this will return an array of temperatures less than "32".
% To know the number of tempaeratures less than "32", you could use the line of code below which counts the number of "true"(1) observations
numVal32=nnz(lt(temps,32));
  1 commentaire
Angel Sanchez
Angel Sanchez le 12 Fév 2020
Okay but If I want to use a while loop for this how would that work.

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