Compilare: main.cpp: In function 'int main()': main.cpp:22:1: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:24:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' return 0; ^~~~~~ main.cpp: In function 'void dfs(int, int)': main.cpp:42:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<g[k].size();i++) ~^~~~~~~~~~~~ main.cpp:52:9: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:61:10: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' if(dp[act][0]==dp[act][1]-1) ^~