Compilare: main.cpp: In function 'int main()': main.cpp:42:30: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &p, &n); ^ main.cpp:45:36: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &numar, &k); ^ main.cpp:49:38: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &numar, &k); ^ main.cpp:55:17: warning: iteration 999999 invokes undefined behavior [-Waggressive-loop-optimizations] if (nDiv[i] == 0) ~~~~~~^ main.cpp:54:23: note: within this loop for (int i = 2; i <= MAX_N; ++i) ^