Compilare: main.cpp: In function 'int main()': main.cpp:110:50: warning: array subscript has type 'char' [-Wchar-subscripts] 110 | sol[i].push_back(f1[e[j].a][e[j].b][j1]); | ~~~~~^ main.cpp:110:58: warning: array subscript has type 'char' [-Wchar-subscripts] 110 | sol[i].push_back(f1[e[j].a][e[j].b][j1]); | ~~~~~^ main.cpp: In function 'void maxflow()': main.cpp:57:13: warning: array subscript 701 is outside array bounds of 'int [700]' [-Warray-bounds] 57 | fill(lv , lv + 1 + NM , 0); | ~~~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:20:5: note: while referencing 'lv' 20 | int lv[NM]; | ^~