Compilare: user.cpp: In function ‘int main()’: user.cpp:97:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (u=0;u<H[one%MOD].size();++u) ^ user.cpp:103:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (u=0;u<H[two%MOD].size();++u) ^ user.cpp:112:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=0;j<pos.size();++j) ^ user.cpp: In function ‘int readInt()’: user.cpp:42:40: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buffer,1,BSIZE,stdin); ^ user.cpp:53:40: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buffer,1,BSIZE,stdin); ^ user.cpp: In function ‘int main()’: user.cpp:73:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("autobuze.in","r",stdin); ^ user.cpp:74:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("autobuze.out","w",stdout); ^ user.cpp:76:28: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buffer,1,BSIZE,stdin); ^