Compilare: main.cpp: In function 'int main()': main.cpp:37:34: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<int>::size_type {aka long unsigned int}' [-Wformat=] printf("%d\n",divs.size()); ^ main.cpp:38:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<divs.size();i++) printf("%d ",divs[i]); ~^~~~~~~~~~~~ main.cpp:47:32: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=] printf("%d",(1LL*c1*c2)%mod); ^ main.cpp:22:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("vampir.in","r",stdin); ^ main.cpp:23:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("vampir.out","w",stdout); ^ main.cpp:25:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&p,&l); ^