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

int isValidTitle(char *str) {
    for (int i = 0; str[i]; i++) {
        if (!(isalpha(str[i]) || str[i] == ' ')) {
            return 0; 
        }
    }
    return 1;
}

int main() {
    int n;
    scanf("%d", &n);
    getchar(); // consume newline

    if (n < 1 || n > 500) {
        printf("Invalid input\n");
        return 0;
    }

    char titles[501][101];
    for (int i = 0; i < n; i++) {
        fgets(titles[i], sizeof(titles[i]), stdin);
        titles[i][strcspn(titles[i], "\n")] = '\0';
return 0;