Compilare: main.cpp: In function 'int main()': main.cpp:14:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<b.length(); i++){ ~^~~~~~~~~~~ main.cpp:16:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int p=0; p<a.length(); p++){ ~^~~~~~~~~~~ main.cpp:18:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else{if(p==(a.length()-1)){n++; c.pb(i);}} ~^~~~~~~~~~~~~~~~ main.cpp:26:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<c.size(); i++){ ~^~~~~~~~~