Borderou de evaluare (job #614872)

Compilare: main.cpp: In function 'int no()': main.cpp:24:15: warning: array subscript has type 'char' [-Wchar-subscripts] 24 | while( f[ ch ] == CIFRA ) { | ^~ main.cpp: In function 'void exp()': main.cpp:36:13: warning: array subscript has type 'char' [-Wchar-subscripts] 36 | if( !f[ ch ] ) | ^~ main.cpp:38:12: warning: array subscript has type 'char' [-Wchar-subscripts] 38 | if( f[ ch ] == OPERATOR ) { | ^~