Compilare: user.cpp:27:29: warning: integer overflow in expression [-Woverflow] const int INF = (1 << 31) - 1; ^ user.cpp:28:32: warning: integer overflow in expression [-Woverflow] const lld LINF = (1LL << 63) - 1; ^ user.cpp: In function ‘int main()’: user.cpp:51:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] A[c][0] = A[d][1] = i; ^ user.cpp:51:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] A[c][0] = A[d][1] = i; ^ user.cpp:68:48: 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], sol[i - 1][1] + abs(A[c][1] - A[d][0]) + C[d][0]); ^ user.cpp:68:58: 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], sol[i - 1][1] + abs(A[c][1] - A[d][0]) + C[d][0]); ^ user.cpp:68:69: 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], sol[i - 1][1] + abs(A[c][1] - A[d][0]) + C[d][0]); ^ user.cpp:68:98: 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], sol[i - 1][1] + abs(A[c][1] - A[d][0]) + C[d][0]); ^ user.cpp:68:108: 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], sol[i - 1][1] + abs(A[c][1] - A[d][0]) + C[d][0]); ^ user.cpp:68:119: 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], sol[i - 1][1] + abs(A[c][1] - A[d][0]) + C[d][0]); ^ user.cpp:69:48: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol[i][1] = min(sol[i - 1][0] + abs(A[c][0] - A[d][1]) + C[d][1], sol[i - 1][1] + abs(A[c][1] - A[d][1]) + C[d][1]); ^ user.cpp:69:58: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol[i][1] = min(sol[i - 1][0] + abs(A[c][0] - A[d][1]) + C[d][1], sol[i - 1][1] + abs(A[c][1] - A[d][1]) + C[d][1]); ^ user.cpp:69:69: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol[i][1] = min(sol[i - 1][0] + abs(A[c][0] - A[d][1]) + C[d][1], sol[i - 1][1] + abs(A[c][1] - A[d][1]) + C[d][1]); ^ user.cpp:69:98: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol[i][1] = min(sol[i - 1][0] + abs(A[c][0] - A[d][1]) + C[d][1], sol[i - 1][1] + abs(A[c][1] - A[d][1]) + C[d][1]); ^ user.cpp:69:108: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol[i][1] = min(sol[i - 1][0] + abs(A[c][0] - A[d][1]) + C[d][1], sol[i - 1][1] + abs(A[c][1] - A[d][1]) + C[d][1]); ^ user.cpp:69:119: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol[i][1] = min(sol[i - 1][0] + abs(A[c][0] - A[d][1]) + C[d][1], sol[i - 1][1] + abs(A[c][1] - A[d][1]) + C[d][1]); ^ user.cpp:43:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]