Compilare: main.cpp: In function 'int main()': main.cpp:17:26: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ main.cpp:19:46: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &v[i].t, &v[i].p); ^ main.cpp:26:21: warning: 'timp' may be used uninitialized in this function [-Wmaybe-uninitialized] while(poz<n && v[poz].t>=timp){ ~~~~~~^~~~~~~~~~~~~~~~~