Compilare: user.cpp: In function ‘bool find(std::vector<int>, int)’: user.cpp:19:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v.size();++i)if(v[i]==val)return true; ^ user.cpp: In function ‘void find(int)’: user.cpp:55:10: warning: statement has no effect [-Wunused-value] for(i;i<l;++i) ^ user.cpp:60:10: warning: statement has no effect [-Wunused-value] for(i;i<textL;++i) ^ user.cpp: In function ‘int main()’: user.cpp:94:43: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int k=0;k<cuvinte[i].size();++k) ^ /tmp/ccY8mbcb.o: In function `main': user.cpp:(.text.startup+0x7d): warning: the `gets' function is dangerous and should not be used.