Compilare: main.cpp: In function 'int main()': main.cpp:58:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<nivel[maxim].size();j++) ~^~~~~~~~~~~~~~~~~~~~ main.cpp:65:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<a[nod].size();i++) ~^~~~~~~~~~~~~~ main.cpp:70:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<a[nod].size();i++) ~^~~~~~~~~~~~~~ main.cpp:85:43: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses] sol[nod]+=-z+y+y^z; ~~~~^~ main.cpp:112:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<nivel[maxim].size();j++) ~^~~~~~~~~~~~~~~~~~~~ main.cpp:115:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<query[nod].size();i++) ~^~~~~~~~~~~~~~~~~~ main.cpp:126:37: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses] sol[nod]+=-z+y^z+y; ~~^~ main.cpp:53:16: warning: 'root' may be used uninitialized in this function [-Wmaybe-uninitialized] dfs(root,0); ^