Questions tagged [if-elif]

10 questions
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Can someone explain to me the commands [0][1][2] in the code below and how they work

if __name__ == '__main__': N = int(input()) my_list = [] # Initialize an empty list to perform operations on. for _ in range(N): command = input().split() # Read the command as a space-separated string. if…
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Why are these errors appearing with if and else functions

Just started Python programming and I am currently learning about the if, else and elif functions from an online course i bought. I did everything word for word but i keep getting errors on VSC. The course is using different software, so maybe it…
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bash if-elif-else sequence get "conditional binary operator expected on first elif

learning / relearning bash scripting. The following if - elif statement gets a conditional binary operator error on the first elif: if [ $len -eq 1 ]; then grep -i -H $1 *.org elif [[ [ $len -eq 2 ] -a { [ $1 == "keyword" ] -o [ $1 == "todo" ] }…
swgeek
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Why won't my warm/cold elif statements print until the end of program?

Im trying to make it so the warmer/colder text appears after input, but it doesn't print until the end of the program? I think it has something to do with the elif statement? i keep having trouble with those in other projects (had to put hangman on…
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Loop Over Multiple Columns with String Data & Create New Variable

I'm working in Rmarkdown. I have 11 columns in a dataframe that all have correct and incorrect answers as strings. I would like to loop over the 11 columns and score correct answers as 1 and incorrect ones as 0. Then, I would like to have a new…
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Why am I getting different values if I change my 'elif' statement to 'if'?

I have a code where I am trying to compare hydrophilic and hydrophobic interactions. My categories are 'Hydrophilic', 'Hydrophobic' and 'Other'. Every time I try to find out how many of each interaction category there is, I always get always get…
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I this a good way to write this

I had a small project, I am a beginner with python in the 100 days of code with Dr.Angela Yu and was tasked to write code for a leap year checker. I wrote the code different from her and wanted to know was this ok to do since it ended up working…
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Why am I getting a key error in my text based game?

I am creating a text based adventure game for one of my college courses. I need to be able to move through the rooms, pick up all the items, and get to the 'Boss' room to finish the game. It is not finished, but so far I was able to make movement…
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Why dose it insist that I have a semi-colin on elif my statement?

I am a beginner having some trouble with my e.g. code and cant figure out what is wrong with it any help would be much appreciated! answer = input("Do you want to play (yes/no)?\n>") if answer .lower() .strip() == "yes": answer =…
soda bob
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IF and ELSE in excel

enter image description here Value1 Value2 Color 2 16 =IF(A2>5,"Red", IF(AND(5>A2>1,40>B2>1,"Yellow")),IF(AND(5>A2>1,40>B2>60,"Red")),IF(AND(5>A2>1,60>B2>100,"Yellow")),"Green) The logic for which, I believe is: If "Value1" > 5…
Martine
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