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Type: Posts; User: cyph1e

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  1. Thread: Logic problem

    by cyph1e
    Replies
    4
    Views
    1,270

    What about double foo(int start, int end) { ...

    What about

    double foo(int start, int end)
    {
    if ( end < start )
    return 0;

    return start + foo(start + 1, end);
    }
  2. Replies
    19
    Views
    2,633

    If you want to be able to calculate "n choose k"...

    If you want to be able to calculate "n choose k" for n or k > 13, using integer arithmatics, you could let P_num be a list of the prime factors of n!, and P_den be a list of the prime factors of...
  3. Replies
    13
    Views
    2,679

    You do realize that (X^(n/2))^2 = X^n and (X *...

    You do realize that (X^(n/2))^2 = X^n and (X * ((X^(n/2))^2)) = X^(n+1)? No need to overcomplicate things. However, if n is an integer, both will be X^n. Are you sure that is not the case? It seems...
  4. Replies
    5
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    4,951

    Doriän, I've spent some time on project euler...

    Doriän, I've spent some time on project euler aswell some time ago. For this problem you don't need to handle 50-digit numbers, in fact, the native types will suffice (if you read the description...
  5. Replies
    21
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    5,144

    How else would you convert it?

    How else would you convert it?
  6. Replies
    6
    Views
    1,293

    Here's an article about it:...

    Here's an article about it: http://www.osix.net/modules/article/?id=792.
  7. Replies
    15
    Views
    2,463

    *((long int *)58112) perhaps?

    *((long int *)58112) perhaps?
  8. Replies
    15
    Views
    2,150

    Why not simply: char * look(char *str, char...

    Why not simply:

    char * look(char *str, char ch)
    {
    while(*str != ch && *str)
    str++;
    return str;
    }
  9. Thread: what is wrong?

    by cyph1e
    Replies
    2
    Views
    944

    for( double t = 0.0 ; t

    for( double t = 0.0 ; t <= pi/2; t += 0.03)
  10. Thread: syntax question

    by cyph1e
    Replies
    19
    Views
    7,287

    It's allright now dear. You've made your point....

    It's allright now dear. You've made your point. Since the last posts here have just been you guys arguing I assume theres no way to do what I wanted in the first place.
  11. Thread: syntax question

    by cyph1e
    Replies
    19
    Views
    7,287

    Ah I see. I thought it was translated like a...

    Ah I see. I thought it was translated like a normal if-statement at compile time. But that explains it. Thanks
  12. Thread: syntax question

    by cyph1e
    Replies
    19
    Views
    7,287

    syntax question

    Hi!

    Is there any way to use 'break', 'continue', and 'return' statements in an if-statement of the form "expr ? t : f"? My compiler complains when I try this.
  13. Replies
    13
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    2,470

    It's simply because the key and message doesn't...

    It's simply because the key and message doesn't have the same length. Use this:
    message[i] = message[i]^key[i%strlen(key)];
  14. Replies
    17
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    2,210

    One example where a do{ ... }while(); loop was...

    One example where a do{ ... }while(); loop was useful for me was when I needed to create a random string which wasn't already present in a database.

    So,

    do {
    //generate string
    //query...
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