Eroare de compilare in evaluator: user.c:1:21: error: fstream.h: No such file or directory user.c:13: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'g' user.c: In function 'read_data': user.c:19: error: 'ifstream' undeclared (first use in this function) user.c:19: error: (Each undeclared identifier is reported only once user.c:19: error: for each function it appears in.) user.c:19: error: expected ';' before 'f' user.c:20: error: 'f' undeclared (first use in this function) user.c: In function 'drum': user.c:46: error: 'g' undeclared (first use in this function) user.c:54: error: 'endl' undeclared (first use in this function) user.c:45: warning: unused variable 'i' user.c: In function 'solve': user.c:84: error: 'g' undeclared (first use in this function) user.c:95:3: warning: no newline at end of file