Compilare: main.cpp: In function 'void clear_p(std::vector<int>*, int, int)': main.cpp:53:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 53 | for (int i=0; i<ad[nod].size(); i++) | ~^~~~~~~~~~~~~~~ main.cpp:57:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 57 | if (pos!=ad[nod].size()){ | ~~~^~~~~~~~~~~~~~~~ main.cpp:58:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 58 | for (int i=pos+1; i<ad[nod].size(); i++) | ~^~~~~~~~~~~~~~~ main.cpp: In function 'void dfs(int)': main.cpp:111:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 111 | for (int c1=0; c1<ad1[nod1].size(); c1++){ | ~~^~~~~~~~~~~~~~~~~ main.cpp:113:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 113 | for (int c2=0; c2<ad2[nod2].size(); c2++) | ~~^~~~~~~~~~~~~~~~~ main.cpp:121:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 121 | dp[nod1][nod2]=(nrc==ad2[nod2].size()); | ~~~^~~~~~~~~~~~~~~~~~