Compilare: user.cpp: In function ‘void SetUp()’: user.cpp:17:43: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d %d", &N, &B, &Cost); ^ user.cpp:19:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &V[i]); ^ user.cpp: In function ‘int modul(int)’: user.cpp:14:1: warning: control reaches end of non-void function [-Wreturn-type] } ^