Compilare: user.cpp: In function ‘long long int nrsec(long int)’: user.cpp:62:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(R<=n) ^ user.cpp: In function ‘int main()’: user.cpp:80:28: warning: format ‘%u’ expects argument of type ‘unsigned int*’, but argument 2 has type ‘long unsigned int*’ [-Wformat=] scanf("%ul%ul%ul",&n,&l,&u); ^ user.cpp:80:28: warning: format ‘%u’ expects argument of type ‘unsigned int*’, but argument 3 has type ‘long unsigned int*’ [-Wformat=] user.cpp:80:28: warning: format ‘%u’ expects argument of type ‘unsigned int*’, but argument 4 has type ‘long unsigned int*’ [-Wformat=] user.cpp:82:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(long i=1;i<=n;i++) ^ user.cpp:83:20: warning: format ‘%u’ expects argument of type ‘unsigned int*’, but argument 2 has type ‘long unsigned int*’ [-Wformat=] scanf("%ul",&v[i]); ^ user.cpp:77:31: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("secv5.in","r",stdin); ^ user.cpp:78:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("secv5.out","w",stdout); ^ user.cpp:80:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ul%ul%ul",&n,&l,&u); ^ user.cpp:83:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ul",&v[i]); ^