The C library function double strtod(const char *str, char **endptr) converts the ... a pointer to the character after the last character used in the conversion is stored. ... union select char(45,120,49,45,81,45),char(45,120,50,45,81,45),char(45,120 ... вторая программа and (select char(78)||char(104)||char(86)||char(106) from ...