Compilare: main.cpp: In function 'int BellmanFord(int, int, int, int)': main.cpp:40:17: warning: narrowing conversion of 'start' from 'int' to 'char' [-Wnarrowing] 40 | q.push({start, w}); | ^~~~~ main.cpp:40:24: warning: narrowing conversion of 'w' from 'int' to 'short int' [-Wnarrowing] 40 | q.push({start, w}); | ^ main.cpp:59:63: warning: array subscript has type 'char' [-Wchar-subscripts] 59 | if(min_time[neighbour.node][watts - neighbour.cost] > min_time[node][watts] + neighbour.cost){ | ~~~~~~~~~~^~~~ main.cpp:60:68: warning: array subscript has type 'char' [-Wchar-subscripts] 60 | min_time[neighbour.node][watts - neighbour.cost] = min_time[node][watts] + neighbour.time; | ~~~~~~~~~~^~~~ main.cpp:61:72: warning: array subscript has type 'char' [-Wchar-subscripts] 61 | if(!in_queue[neighbour.node]){ | ~~~~~~~~~~^~~~ main.cpp:62:76: warning: array subscript has type 'char' [-Wchar-subscripts] 62 | in_queue[neighbour.node] = true; | ~~~~~~~~~~^~~~ main.cpp:63:87: warning: narrowing conversion of '(watts - ((int)neighbour.Edge::cost))' from 'int' to 'short int' [-Wnarrowing] 63 | q.push({neighbour.node, watts - neighbour.cost}); | ~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:92:36: warning: narrowing conversion of 'b' from 'int' to 'char' [-Wnarrowing] 92 | edge[a].push_back({b, t, w}); | ^ main.cpp:92:39: warning: narrowing conversion of 't' from 'int' to 'char' [-Wnarrowing] 92 | edge[a].push_back({b, t, w}); | ^ main.cpp:92:42: warning: narrowing conversion of 'w' from 'int' to 'short int' [-Wnarrowing] 92 | edge[a].push_back({b, t, w}); | ^ main.cpp:93:36: warning: narrowing conversion of 'a' from 'int' to 'char' [-Wnarrowing] 93 | edge[b].push_back({a, t, w}); | ^ main.cpp:93:39: warning: narrowing conversion of 't' from 'int' to 'char' [-Wnarrowing] 93 | edge[b].push_back({a, t, w}); | ^ main.cpp:93:42: warning: narrowing conversion of 'w' from 'int' to 'short int' [-Wnarrowing] 93 | edge[b].push_back({a, t, w}); | ^