Compilare: main.cpp: In function 'int bfs()': main.cpp:25:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<std::pair<int, int>, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 25 | for(i=0;i<l[ncur].size();i++) | ~^~~~~~~~~~~~~~~ main.cpp: In function 'int Edmonds_Karp()': main.cpp:46:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<std::pair<int, int>, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 46 | for(i=0;i<l[s].size();i++) | ~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:90:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<std::pair<int, int>, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 90 | for(j=0;j<l[i].size();j++) | ~^~~~~~~~~~~~ main.cpp:89:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 89 | for(i=1;i<=n;i++) | ^~~ main.cpp:95:13: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 95 | return 0; | ^~~~~~