HPC_programming_challenge

PageRank optimization programming challenge for the Lisbon I_n_t_e_r_n-a-t-i-o-n-a-l H-i-g-h P_e_r-f-o-r_m-a_n_c-e C-o-m-p-u-t-i-n-g Summer School 2-0_2_5 (reducing searchability in case the challange is reused later years).