Eroare de compilare in evaluator: user.c:1:20: error: iostream: No such file or directory user.c:2:18: error: vector: No such file or directory user.c:4: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'namespace' user.c:9: error: variably modified 'W' at file scope user.c:10: error: variably modified 'P' at file scope user.c:11: error: variably modified 'C' at file scope user.c:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token user.c: In function 'DFS': user.c:19: error: 'vector' 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 expression before 'int' user.c:20: error: 'it' undeclared (first use in this function) user.c:20: error: 'fii' undeclared (first use in this function) user.c:23: warning: implicit declaration of function 'sort' user.c:25: warning: left-hand operand of comma expression has no effect user.c:25: warning: value computed is not used user.c: In function 'main': user.c:36: warning: implicit declaration of function 'freopen' user.c:36: error: 'stdin' undeclared (first use in this function) user.c:37: error: 'stdout' undeclared (first use in this function) user.c:43: warning: implicit declaration of function 'scanf' user.c:43: warning: incompatible implicit declaration of built-in function 'scanf' user.c:45: error: 'for' loop initial declaration used outside C99 mode user.c:47: error: 'fii' undeclared (first use in this function)