Compilare: user.cpp: In function ‘int main()’: user.cpp:34:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j = 0; j < parinti[i].size(); j++) ^ user.cpp:50:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < fii[now].size(); i++) ^ user.cpp:55:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < parinti[now].size(); i++) ^ user.cpp:63:24: warning: ‘now’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<moduri[now][1] % mod; ^