Borderou de evaluare (job #816416)

Compilare: main.cpp: In function 'void read_data()': main.cpp:44:9: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 44 | fscanf(f, "%d %d %d", &n, &m, &hotel); | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:46:11: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 46 | fscanf(f, "%d", &nd[u].subtree_cost); | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:50:11: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 50 | fscanf(f, "%d %d", &u, &v); | ~~~~~~^~~~~~~~~~~~~~~~~~~~