#include <stdio.h>
#include <stdlib.h>
#include <time.h>

#define N 17

int main(void) {
	//generatore casuale
	srand(time(NULL));
	//variabili
	char boh[N];
	int i;
	//riempio con MAIUSCOLE
	for(i=0;i<N;i++) {
		boh[i] = (char) (rand()%(90-65+1)+65);
		printf("%c", boh[i]);
	}	
	
}