Compilare: main.cpp: In function 'int main()': main.cpp:36:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < numere.size() - 1; j++) { ~~^~~~~~~~~~~~~~~~~~~ main.cpp:37:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = j+1; i < numere.size(); i++) { ~~^~~~~~~~~~~~~~~ main.cpp:31:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fisier_in, "%d", &N); ^ main.cpp:33:40: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fisier_in, "%d", &numar); ^