Compilare: user.cpp: In function ‘void show_vectors()’: user.cpp:54:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<nrMaxime.size();i++) ^ user.cpp:58:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<nrMinime.size();i++) ^ user.cpp:63:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<nrExtreme.size();i++) ^ user.cpp: In function ‘void read()’: user.cpp:216:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<nrMaxime.size();i++) ^ user.cpp:218:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<nrMinime.size();i++) ^ user.cpp:145:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&T); ^ user.cpp:155:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&N); ^ user.cpp:159:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&x); ^