Compilare: main.cpp: In function 'int main()': main.cpp:43:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (v[i].size() > maxim ) { ~~~~~~~~~~~~^~~~~~~ main.cpp:49:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0 ; i < v[poz].size() ; i++ ) ~~^~~~~~~~~~~~~~~ main.cpp:31:29: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%lld", &n ) ; ^ main.cpp:34:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%lld", &elem ) ; ^