Compilare: main.cpp: In function 'std::vector<int> prodNumMari(std::vector<int>, int)': main.cpp:50:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1; i<elem1.size(); i++) ~^~~~~~~~~~~~~ main.cpp: In function 'void afisFact()': main.cpp:90:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<factor.size(); i++) ~^~~~~~~~~~~~~~ main.cpp:93:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j<factI.size(); j++) ~^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:106:24: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&n); ^ main.cpp:109:31: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&v[i]); ^ main.cpp:113:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&perm[i]); ^