#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>

int main() {
  system("cls");
  //INPUT - @STUDENT:ADD YOUR CODE FOR INPUT HERE:
  	char str[100];
  	tryAgain: gets(str);
	int up = 1, low = 1, dig = 1, sym = 1;
	for(int i = 0; i < strlen(str); i++){
		if(low) if(islower(str[i])) low--;
		if(up) if(isupper(str[i])) up--;
		if(dig) if(isdigit(str[i])) dig--;
		if(sym) if(!isalnum(str[i])) sym--;
	}





  // Fixed Do not edit anything here.
  printf("\nOUTPUT:\n");
  //@STUDENT: WRITE YOUR OUTPUT HERE:


	if(up+low+dig+sym > 0) printf("incorrect");
	else printf("correct");



  //--FIXED PART - DO NOT EDIT ANY THINGS HERE
  printf("\n");
  system ("pause");
  return(0);
}