Eroare de compilare: user.c:13:15: error: expected ‘;’, ‘,’ or ‘)’ before ‘&’ token int eval(char*& expr); ^ user.c:14:17: error: expected ‘;’, ‘,’ or ‘)’ before ‘&’ token int termen(char*& expr); ^ user.c:16:17: error: expected ‘;’, ‘,’ or ‘)’ before ‘&’ token int termen(char*& expr) { ^ user.c:29:15: error: expected ‘;’, ‘,’ or ‘)’ before ‘&’ token int eval(char*& expr) { ^ user.c: In function ‘main’: user.c:51:5: warning: implicit declaration of function ‘eval’ [-Wimplicit-function-declaration] fprintf(fout, "%d", eval(p)); ^ user.c:46:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%100000s", expr); ^