Compilare: main.cpp: In function 'int main()': main.cpp:40:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<poz[v1[1]].size();i++) ~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'int cautbin(int, int)': main.cpp:24:12: warning: 'sol' may be used uninitialized in this function [-Wmaybe-uninitialized] return sol; ^~~ main.cpp: In function 'int main()': main.cpp:46:13: warning: 'sol' may be used uninitialized in this function [-Wmaybe-uninitialized] if (poz1>poz[v1[pas]][poz[v1[pas]].size()-1]) ^~