Compilare: user.cpp: In function ‘int main()’: user.cpp:54:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(A[c][0] != INF) A[c][1] = i; ^ user.cpp:54:31: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(A[c][0] != INF) A[c][1] = i; ^ user.cpp:55:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] else A[c][0] = i; ^ user.cpp:56:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(A[d][0] != INF) A[d][1] = i; ^ user.cpp:56:31: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(A[d][0] != INF) A[d][1] = i; ^ user.cpp:57:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] else A[d][0] = i; ^ user.cpp:63:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(C[P[i].first][0] != INF) C[P[i].first][1] = x; ^ user.cpp:63:49: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(C[P[i].first][0] != INF) C[P[i].first][1] = x; ^ user.cpp:64:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] else C[P[i].first][0] = x; ^ user.cpp:65:25: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(C[P[i].second][0] != INF) C[P[i].second][1] = y; ^ user.cpp:65:51: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(C[P[i].second][0] != INF) C[P[i].second][1] = y; ^ user.cpp:66:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] else C[P[i].second][0] = y; ^ user.cpp:76:48: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol[i][0] = min(sol[i - 1][0] + abs(A[c][0] - A[d][0]) + C[d][0], ^ user.cpp:76:58: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol[i][0] = min(sol[i - 1][0] + abs(A[c][0] - A[d][0]) + C[d][0], ^ user.cpp:76:69: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol[i][0] = min(sol[i - 1][0] + abs(A[c][0] - A[d][0]) + C[d][0], ^ user.cpp:77:48: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol[i - 1][1] + abs(A[c][1] - A[d][0]) + C[d][0]); ^ user.cpp:77:58: warning: array subscript has type ‘char’ [-Wchar-subscripts]