Compilare: user.cpp: In function ‘void rezolvare()’: user.cpp:32:16: warning: variable ‘d’ set but not used [-Wunused-but-set-variable] int st,dr,cost,d,i; ^ user.cpp: In function ‘void citire()’: user.cpp:18:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d %d",&n,&m,&k); ^ user.cpp:20:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&pct[i]); ^ user.cpp:24:43: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d %d",&st,&dr,&cost); ^