/*
 * @LANG: indep
 */
bool neg;
int value;

value = 0;
neg = false;
%%{
	machine atoi;

	action begin {
		neg = false;
		value = 0;
	}

	action see_neg {
		neg = true;
	}

	action add_digit { 
		value = value * 10 + <int>(fc - 48);
	}

	action finish {
		if ( neg ) {
			value = -1 * value;
		}
	}
	action print {
		print_int value;
		print_str "\n";
	}

	atoi = (
		('-'@see_neg | '+')? (digit @add_digit)+
	) >begin %finish;

	main := atoi '\n' @print;
}%%

##### INPUT #####
"1\n"
"12\n"
"222222\n"
"+2123\n"
"213 3213\n"
"-12321\n"
"--123\n"
"-99\n"
" -3000\n"
##### OUTPUT #####
1
ACCEPT
12
ACCEPT
222222
ACCEPT
2123
ACCEPT
FAIL
-12321
ACCEPT
FAIL
-99
ACCEPT
FAIL