No problem, I downloaded BuildCD and I'll try to make image with it

@Shadow: I followed this tutorial: http://www.psxdev.net/help/cdrom_mastering.html.

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Bomberman

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Username: mentor
Project Title: Bomberman
Time to Complete: 1 week
SDK: Psy-Q
Genre: Bomberman :)
Latest Release: beta
In Development: Yes
Initial Release Date: 05-JANUARY-2015
Last Date Updated: 05-JANUARY-2015
Controller: STANDARD PAD
Players: 1
Memory Card: No
Languages ...

Thanks for your answer. If I understand you correctly, I need to set srand() parameter to GetRCnt(RCntCNT1)), like this:

srand(GetRCnt(RCntCNT1));

But before I can use GetRCnt() function I need to set RCntCNT1 mode to RCntMdNOINTR and this can be done by calling SetRCnt:

SetRCnt(RCntCNT1,0 ...

I need to generate a random (really random, not pseudo-random) number at the very beginning of the program. I need to initialize the position of a certain sprite and this position has to be different each time the game starts. rand() itself generates the same position every time I start the game, so ...