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, int)': main.cpp:58:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<C[poz].size();i++) ~^~~~~~~~~~~~~~ main.cpp:71:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<C[poz].size();j++) ~^~~~~~~~~~~~~~ main.cpp:73:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(k=j+1;k<C[poz].size();k++) ~^~~~~~~~~~~~~~ main.cpp:76:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(k!=C[poz].size()) ~^~~~~~~~~~~~~~~ main.cpp:79:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(j!=C[poz].size()) ~^~~~~~~~~~~~~~~ main.cpp:94:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<C[poz].size();j++) ~^~~~~~~~~~~~~~ main.cpp:96:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<C[poz].size();j++) ~^~~~~~~~~~~~~~ main.cpp:106:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<C[poz].size();i++) ~^~~~~~~~~~~~~~ main.cpp: In function 'void dfscon(int, int, int, int)': main.cpp:115:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<C[poz].size();i++) ~^~~~~~~~~~~~~~ main.cpp:121:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<C[poz].size();i++) ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:146:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<C.size();i++) ~^~~~~~~~~ main.cpp:165:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int ke=0;ke<C.size();ke++) ~~^~~~~~~~~