2017.04.19.Xx benne van e valamelyik karakter

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

int foo(int db, char *sor)
{
	int tomb[130];
	int i, j, darab=0, bennevan = 0;

	for(i=0;i<130;i++)
		tomb[i]=0;

	for(i=97;i<128;i++)
	{
		for(j=0;j<=strlen(sor);j++)
		{
			if(i == sor[j])
				tomb[i]++;
		}
	}

	for(i=97;i<128;i++)
		if(db == tomb[i])
			return 1;

	return 0;
}


int main()

{
	char sor[51];
	int db;

	memset(sor,0,51);

	while(scanf("%d ", &db) && gets(sor) != NULL)
	{
		printf(foo(db, sor)==1 ? "Good\n" : "No\n");
	}

	return EXIT_SUCCESS;
}