Borderou de evaluare (job #816413)

Compilare: main.cpp: In function 'void read_graph()': main.cpp:30:9: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 30 | fscanf(f, "%d %d %d", &n, &m, &hotel); | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:32:11: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 32 | fscanf(f, "%hd", &nd[u].cost); | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:36:11: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 36 | fscanf(f, "%d %d", &u, &v); | ~~~~~~^~~~~~~~~~~~~~~~~~~~