Compilare: main.cpp: In function 'int main()': main.cpp:23:30: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n, &p); ^ main.cpp:27:29: 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:71:10: warning: 'poz1' may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf(fout, "\n%d", poz1 + 1); ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~