30% fightclub by alpha

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

int main(){
	int count=0, usersize=0, vcheck;
	char mail[255];

	scanf("%[^\n]", mail);


	char user[15];
	char url[20];

	count = strlen(mail);

	for(int i=0;i<count;i++){
		user[i]=mail[i];
		if(mail[i]=='@'){
			break;
		}
		else{
			usersize++;
		}

	}

	if(usersize<=6){

	}
	else{
		printf("INVALID\n");
		return 0;
	}



	int j=0;
	for(int i=(usersize+1);i<count;i++){
		if(mail[i]=='.'){
			break;
		}
		else{

		url[j] = mail[i];
		j++;
	}
	}


	char chked[10] = "fightclub";

	char domain[j];
	for(int i=0;i<j;i++){
		domain[i] = url[i];
	}

	for(int x=0;x<j;x++){
		if(domain[x]==chked[x]){

		}
		else{
			printf("INVALID\n");
			return 0;
		}
	}
	printf("VALID\n");



}