Compilare: main.cpp: In function 'int main()': main.cpp:72:26: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ main.cpp:75:33: 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:91:15: warning: 'poz' may be used uninitialized in this function [-Wmaybe-uninitialized] v[poz]=0; ~~~~~~^~