Questions tagged [unused]

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cs50 pset 1 greedy algorithm

#include <cs50.h> #include <stdio.h> #include <math.h> int main(void) { float y; do { y = get_float("Change: "); } while (y < 0); printf("%f\n", y * 100); ...
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2answers
69 views

pset3 music - unsure what is wrong with my variables

I'm trying to shift the octave of the note and calculate its hertz, but somehow got error messages saying that my variables are unused. How should I fix this problem? My code: // Calculates ...
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1answer
114 views

Pset3 - Music: Unused parameters and control reaches end of non-void function errors

I have tried and googled everything, but I cannot seem to fix these mysterious errors. Within my helpers.c file, it is saying that I haven't used any of the parameters although I've used all of them. ...
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1answer
373 views

Pset2 caesar unused variable

Hello and thanks for reading. I have created a few functions and at the moment I have no idea if my code works, so I just want to test to see if my code works but I am getting a weird error which I'...
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1answer
53 views

For week 4 walkthrough unused variable even though I typed the same code as David

I type the same code as David, yet I get an unused window error and he doesn't. My code follows, and you can just as easily compare with his. #include <spl/gevents.h> #include <spl/gwindow....
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1answer
526 views

Unused Variable, then Undeclared

I have done CS50 for about 2 weeks now, and I keep on getting stuck at this part of the code. (Greedy Problem set) #include <stdio.h> #include <cs50.h> #include <math.h> #define Q ...