Compilare: main.cpp: In member function 'int flowford::maxflow()': main.cpp:48:21: warning: unused variable 'prv2' [-Wunused-variable] 48 | int prv2 = prv[cur]; | ^~~~ main.cpp: In function 'void solve()': main.cpp:108:13: warning: unused variable 'sum' [-Wunused-variable] 108 | int sum = 0; | ^~~ main.cpp:120:32: warning: 'mnmx' may be used uninitialized [-Wmaybe-uninitialized] 120 | fout<<mxmn<<' '<<mnmx - 1<<'\n'; | ^~~~ main.cpp:97:9: note: 'mnmx' was declared here 97 | int mnmx; | ^~~~