Compilare: main.cpp: In function 'int main()': main.cpp:71:43: warning: array subscript has type 'char' [-Wchar-subscripts] if (sum - 1 >= k - add [af [k]]){ ^ main.cpp:73:38: warning: array subscript has type 'char' [-Wchar-subscripts] if (! put [af [k]]){ ^ main.cpp:74:61: warning: array subscript has type 'char' [-Wchar-subscripts] P [ind --] = af [k] , -- add [af [k]] , -- ap [af [k]] , ++ found , put [af [k]] = true; ^ main.cpp:74:78: warning: array subscript has type 'char' [-Wchar-subscripts] P [ind --] = af [k] , -- add [af [k]] , -- ap [af [k]] , ++ found , put [af [k]] = true; ^ main.cpp:74:104: warning: array subscript has type 'char' [-Wchar-subscripts] P [ind --] = af [k] , -- add [af [k]] , -- ap [af [k]] , ++ found , put [af [k]] = true; ^ main.cpp:75:42: warning: array subscript has type 'char' [-Wchar-subscripts] if (! add [af [k]]) ^ main.cpp:83:51: warning: array subscript has type 'char' [-Wchar-subscripts] if (! put [af [k - add [af [k]]]]){ ^ main.cpp:83:53: warning: array subscript has type 'char' [-Wchar-subscripts] if (! put [af [k - add [af [k]]]]){ ^ main.cpp:84:57: warning: array subscript has type 'char' [-Wchar-subscripts] P [ind --] = af [k - add [af [k]]] , -- add [af [k - add [af [k]]]] , ++ found , put [af [k - add [af [k]]]] = true , -- ap [af [k - add [af [k]]]]; ^ main.cpp:84:89: warning: array subscript has type 'char' [-Wchar-subscripts] P [ind --] = af [k - add [af [k]]] , -- add [af [k - add [af [k]]]] , ++ found , put [af [k - add [af [k]]]] = true , -- ap [af [k - add [af [k]]]]; ^ main.cpp:84:91: warning: array subscript has type 'char' [-Wchar-subscripts] P [ind --] = af [k - add [af [k]]] , -- add [af [k - add [af [k]]]] , ++ found , put [af [k - add [af [k]]]] = true , -- ap [af [k - add [af [k]]]]; ^ main.cpp:84:130: warning: array subscript has type 'char' [-Wchar-subscripts] P [ind --] = af [k - add [af [k]]] , -- add [af [k - add [af [k]]]] , ++ found , put [af [k - add [af [k]]]] = true , -- ap [af [k - add [af [k]]]]; ^ main.cpp:84:132: warning: array subscript has type 'char' [-Wchar-subscripts] P [ind --] = af [k - add [af [k]]] , -- add [af [k - add [af [k]]]] , ++ found , put [af [k - add [af [k]]]] = true , -- ap [af [k - add [af [k]]]]; ^ main.cpp:84:169: warning: array subscript has type 'char' [-Wchar-subscripts] P [ind --] = af [k - add [af [k]]] , -- add [af [k - add [af [k]]]] , ++ found , put [af [k - add [af [k]]]] = true , -- ap [af [k - add [af [k]]]]; ^ main.cpp:84:171: warning: array subscript has type 'char' [-Wchar-subscripts] P [ind --] = af [k - add [af [k]]] , -- add [af [k - add [af [k]]]] , ++ found , put [af [k - add [af [k]]]] = true , -- ap [af [k - add [af [k]]]]; ^ main.cpp:85:55: warning: array subscript has type 'char' [-Wchar-subscripts] if (! add [af [k - add [af [k]]]]) ^ main.cpp:85:57: warning: array subscript has type 'char' [-Wchar-subscripts]