Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:23:11: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(it!=tata) ^ main.cpp: In function 'void dfsdyn(int)': main.cpp:57:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<C[poz].size();i++) ~^~~~~~~~~~~~~~ main.cpp:70:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<C[poz].size();j++) ~^~~~~~~~~~~~~~ main.cpp:72:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(k=j+1;k<C[poz].size();k++) ~^~~~~~~~~~~~~~ main.cpp:75:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(k!=C[poz].size()) ~^~~~~~~~~~~~~~~ main.cpp:78:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(j!=C[poz].size()) ~^~~~~~~~~~~~~~~ main.cpp:93:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<C[poz].size();j++) ~^~~~~~~~~~~~~~ main.cpp:95:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<C[poz].size();j++) ~^~~~~~~~~~~~~~ main.cpp:99:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<C[poz].size();i++) ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:122:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<C.size();i++) ~^~~~~~~~~ main.cpp:141:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int ke=0;ke<C.size();ke++) ~~^~~~~~~~~