Compilare: user.cpp: In function ‘int main()’: user.cpp:14:25: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘char*’ [-Wformat=] scanf("%d%d\n",&n,&m); ^ user.cpp:14:25: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘char*’ [-Wformat=] user.cpp:28:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v[0].size();++i)ind.push_back(v[0][i]); ^ user.cpp:29:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v[1].size();++i)ind.push_back(v[1][i]); ^ /tmp/cchS3LBZ.o: In function `main': user.cpp:(.text.startup+0x85): warning: the `gets' function is dangerous and should not be used.