Coding Club Of Competitive Programmers

 Implementation of  LEXICAL ANALYZER for IF STATEMENT with  the help of Lex  Tool in CPP- Program- #include<iostream> #include<fstream> #include<stdlib.h> #include<string.h> #include<ctype.h> using namespace std; int isKeyword(char buffer[]) {   char keywords[32][10] = {     "auto",     "break",     "case",     "char",     "const",     "continue",     "default",     "do",     "double",     "else",     "enum",     "extern",     "float",     "for",     "goto",     "if",     "int",     "long",     "register",     "return",     "short",     "signed",     "sizeof",     "static",     "struct",     "switch",     "typedef",     "union",     "unsigned", ...