Compilare: main.cpp: In function 'int main()': main.cpp:17:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<p.size(); i++) { ~^~~~~~~~~ main.cpp:28:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] } for(int i=0;i<p.size()-1;i++){ ~^~~~~~~~~~~ main.cpp:14:15: warning: unused variable 'c' [-Wunused-variable] int n,c=0,maxx=0,k=0; ^