Compilare: main.cpp: In function 'void total()': main.cpp:22:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(idx<s.size() && s[idx]== ',') ~~~^~~~~~~~~ main.cpp: In function 'void folderSiFisier()': main.cpp:35:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(idx<s.size() && ((s[idx]>='a' && s[idx]<='z') || (s[idx]>='0' && s[idx]<='9'))) ~~~^~~~~~~~~ main.cpp:47:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(idx<s.size() && ((s[idx]>='A' && s[idx]<='Z') || (s[idx]>='0' && s[idx]<='9'))) ~~~^~~~~~~~~ main.cpp: In function 'int main()': main.cpp:73:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<ans.size();i++) ~^~~~~~~~~~~