Eroare de compilare: user.cpp: In function ‘int expresie()’: user.cpp:14:13: error: ‘p’ was not declared in this scope while(s[p]=='m' || s[p]=='M') ^ user.cpp:23:9: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int factor()’: user.cpp:26:5: error: ‘semn’ was not declared in this scope semn=1; ^ user.cpp:27:13: error: ‘p’ was not declared in this scope while(s[p]=='-') ^ user.cpp:31:13: error: ‘p’ was not declared in this scope while(s[p]=='0' && s[p]<='9') ^ user.cpp:34:13: error: expected ‘;’ before ‘p’ p++; ^ user.cpp:36:21: warning: control reaches end of non-void function [-Wreturn-type] return semn*val;} ^