Questions tagged [swap]
The swap tag has no usage guidance.
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How to swap elements in "struct" data type?
I am working on "tideman" from pset3 and stuck on sorting the data that i have in "struct" data type.
Don't really know if it was supposed to be figured out on our own, but they ...
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How to swap strings?
The main problem comes when we swap strings of unknown lengths. Lets say we have two strings assigned to two variables say a, b. Now if I use a temporary string say c, and use strcpy(c,a), then use ...
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About the functions
Why does this code not work?
I want to understand why I need to create copies of a and b.
I understood the whole idea, but the creating process is not clicking with me.
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Pset3 (Game of Fifteen): The tiles won't swap... ("Illegal move")
I have an issue with my code in Game of Fifteen. I get "illegal move" when I try to swap the tiles, even if it's a "legal" tile. I tried everything but I really don't understand what's wrong. Does ...
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I have written this swap code but it is not compiling, Where's the bug
while compiling error says insert ')'at void swap(&a,&b);
I can't understand this error
here is the code
#include <stdio.h>
#include <cs50.h>
void swap (int* x,int* y);
int main (...
- 93
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Why function free() is not working here
In this swap function, free() is not working in the last line for temp variable, what am I doing wrong.
#include <stdio.h>
# include <stdlib.h>
void swap (int* x,int* y);
int main (void)
{...
- 93
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Pset3 selection sort only correctly swaps the first value
I have a question about selection sort code I implemented. Specifically, my swap function seems to be swapping only the first value in a list of numbers through each loop. For example, if I have the ...
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Swap() with bit operations only
There is a way to write a swap function using only bit operation and no temporary variable, but I can't get mine to work. Any help?
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week 4 walkthrough swap
void swap (int *a, int *b)
{
int tmp = *a;
*a = *b;
*b = tmp;
}
I want to know if int tmp = *a, "*a" means an int value, then
*a = *b, both *a and *b become pointers, ...
- 63
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Cannot implement swap function for fifteen pset3
I managed to write a swap function before attempting "fifteen" , but within the context of writing the "move" function, I just can't get it to work, despite following the same format.
When I swap, it ...
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Swap 2 and 1 after looping, pset3, Game of Fifteen
I don't know why my positions at 2 and 1 in my odd numbered tiles are not swapping. Here is a mix of pseudo code plus my swap conditional. See anything that is wrong? Thanks.
// board, whereby ...
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Swap function in helpers.c file
I have successfully completed the linear search and sort functions in the helpers.c file for problem set 3. I included the swapping steps within the sort function directly and everything worked ...
- 33
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2
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How can I swap two values and return two integers?
I wanted to write a function that swaps two values, but I'm not sure how to return 2 integers. This code doesn't work, as after swapping the values x is still one and y is still 2:
void swap(int in_1,...
- 157
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helpers.c is not sorting my array and I'm running low on ideas on how to fix it
My first question on this board and I really need some help in order to figure out what could be wrong with my code. I decided to go with a a selection sort but as soon as I run ./generate 2 2 in ...
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