#include <stdio.h>
#import <Foundation/Foundation.h>

int main() {
 
  int N;
  scanf("%d", &N);
  
  NSInteger i;
  NSMutableArray<NSString *> *strings = [[NSMutableArray alloc] init];
  for(i=0;i<N;i++) {
    NSString *s;
    scanf("%s", &s);
    [strings addObject: s]; 
  }

  return 0;
}