Compilare: user.cpp: In function ‘void adunare(const char&, const char&)’: user.cpp:18:16: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(A[index1][2] < A[index2][1]) ^ user.cpp:18:31: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(A[index1][2] < A[index2][1]) ^ user.cpp:19:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] A[index1][2] = A[index2][1]; ^ user.cpp:19:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] A[index1][2] = A[index2][1]; ^ user.cpp:21:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] for(i = 1; i <= A[index1][2]; i ++) ^ user.cpp:23:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] sum = d[index1][i] + c[index2][i]; ^ user.cpp:23:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] sum = d[index1][i] + c[index2][i]; ^ user.cpp:27:25: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[index1][i] = sum - 10; ^ user.cpp:28:25: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[index1][i + 1] ++; ^ user.cpp:31:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[index1][i] = sum; ^ user.cpp:35:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(d[index1][i]) ^ user.cpp:36:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] A[index1][2] = i; ^ user.cpp:39:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] A[index1][2] = i - 1; ^