"Hello World 1.0" in 2019 at enis was a dynamic problem-solving competition. Teams tackled challenging puzzles and coding tasks, showcasing their technical skills and creativity. With a backdrop of innovation and healthy competition, participants embraced the spirit of problem-solving, leaving a lasting impact on all involved.

Hello World 2.0 stands as a captivating and dynamic Problem-Solving event, expertly crafted and hosted by the prestigious IEEE ENIS Computer Society Student Chapter. In its eagerly anticipated Second edition, Hello World will be divided into two enthralling segments. The first part will feature comprehensive training sessions focusing on algorithms and diverse data structures, commencing on the 23rd of April 2022. These sessions aim to equip participants with essential problem-solving skills and technical knowledge. The excitement continues with the second segment, a thrilling Problem Solving competition, scheduled to take place on the 14th of May 2022 at the esteemed National Engineering School of Sfax (ENIS). During this intense competition, participants will put their newfound skills and ingenuity to the test, engaging in challenging problem-solving scenarios. Hello World 2.0 embodies a unique opportunity for aspiring minds to delve into the captivating world of problem-solving and computer science. It promises to be an extraordinary experience that fosters growth, creativity, and camaraderie among participants, leaving an indelible mark on their journey of intellectual discovery.

The epic quest of problem-solving and coding excellence, "Hello World! 3.0," concluded at the Digital Research Centre of Sfax. Participants faced thrilling challenges, pushing coding skills to the limit. The competition showcased talent and fostered camaraderie. Enthusiastic coders worked side by side, exchanging ideas, and learning from one another. Anticipation was high as participants envisioned moments of triumph. Throughout the day, they experienced the rush of completing challenges and the satisfaction of overcoming hurdles. "Hello World! 3.0" united people with a common passion for programming. It celebrated the art and science of coding, fostering a sense of community. Memories of the event will linger, inspiring participants in their coding endeavors. Congratulations to all who took on the challenge and showcased their coding prowess. "Hello World! 3.0" will be remembered as a day of triumph, passion, and excellence in the coding world. Until the next adventure awaits, keep coding, problem-solving, and conquering new frontiers!