Compilare: main.cpp: In function 'int main()': main.cpp:19:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=cuv.size();++i) ~^~~~~~~~~~~~ main.cpp:26:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<s.size();++i) ~^~~~~~~~~ main.cpp:35:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=cuv.size()-s.size();++i) ~^~~~~~~~~~~~~~~~~~~~~ main.cpp:43:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=cuv.size();++i) ~^~~~~~~~~~~~ main.cpp:47:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<salt[i].size();++j) ~^~~~~~~~~~~~~~~