import java.util.*; 
import java.io.*; 

public class Main {
	public static void main(String[] args) throws IOException {
       InputReader in = new InputReader(System.in);
       int n = in.readInt(); 
       HashMap<String ,Integer> map = new HashMap<>(); 
       
       for(int i =0; i<n; i++) {
    	   String s = in.readString();
    	   if(map.containsKey(s)) {
    		    map.put(s, map.get(s) + 1);
    	   }
    	   else  map.put(s, 1);
       }
        
       HashSet<String> votes = new HashSet<>(); 
       
       int max = Integer.MIN_VALUE; 
       for(Map.Entry<String, Integer> entry: map.entrySet()) {
    	   if(max <= entry.getValue()) {
    		   max = entry.getValue();
    	   }
       }
       for(Map.Entry<String , Integer> entry: map.entrySet()) {
    	   if(entry.getValue() == max) {
    		   votes.add(entry.getKey()); 
    	   }
       }
    	 ArrayList<String> list = new ArrayList<>(votes); 
       Collections.sort(list);
       for(String i : list) {
    	   System.out.println(i); 
       }
	}
}

class InputReader {

	private InputStream stream;
	private byte[] buf = new byte[1024];
	private int curChar;
	private int numChars;
	private SpaceCharFilter filter;

	public InputReader(InputStream stream) {
		this.stream = stream;
	}

	public int read() {
		if (numChars == -1)
			throw new InputMismatchException();
		if (curChar >= numChars) {
			curChar = 0;
			try {
				numChars = stream.read(buf);
			} catch (IOException e) {
				throw new InputMismatchException();
			}
			if (numChars <= 0)
				return -1;
		}
		return buf[curChar++];
	}

	public int readInt() {
		int c = read();
		while (isSpaceChar(c))
			c = read();
		int sgn = 1;
		if (c == '-') {
			sgn = -1;
			c = read();
		}
		int res = 0;
		do {
			if (c < '0' || c > '9')
				throw new InputMismatchException();
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c));
		return res * sgn;
	}

	public String readString() {
		int c = read();
		while (isSpaceChar(c))
			c = read();
		StringBuilder res = new StringBuilder();
		do {
			res.appendCodePoint(c);
			c = read();
		} while (!isSpaceChar(c));
		return res.toString();
	}

	public long readLong() {
		int c = read();
		while (isSpaceChar(c)) {
			c = read();
		}
		int sgn = 1;
		if (c == '-') {
			sgn = -1;
			c = read();
		}
		long res = 0;
		do {
			if (c < '0' || c > '9') {
				throw new InputMismatchException();
			}
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c));
		return res * sgn;
	}
	
	public boolean isSpaceChar(int c) {
		if (filter != null)
			return filter.isSpaceChar(c);
		return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1;
	}

	public String next() {
		return readString();
	}

	public interface SpaceCharFilter {
		public boolean isSpaceChar(int ch);
	}
} import java.util.*; util.* java import java.io.*; io.* java public class Main {
	public static void main(String[] args) throws IOException {
       InputReader in = new InputReader(System.in);
       int n = in.readInt(); 
       HashMap<String ,Integer> map = new HashMap<>(); 
       
       for(int i =0; i<n; i++) {
    	   String s = in.readString();
    	   if(map.containsKey(s)) {
    		    map.put(s, map.get(s) + 1);
    	   }
    	   else  map.put(s, 1);
       }
        
       HashSet<String> votes = new HashSet<>(); 
       
       int max = Integer.MIN_VALUE; 
       for(Map.Entry<String, Integer> entry: map.entrySet()) {
    	   if(max <= entry.getValue()) {
    		   max = entry.getValue();
    	   }
       }
       for(Map.Entry<String , Integer> entry: map.entrySet()) {
    	   if(entry.getValue() == max) {
    		   votes.add(entry.getKey()); 
    	   }
       }
    	 ArrayList<String> list = new ArrayList<>(votes); 
       Collections.sort(list);
       for(String i : list) {
    	   System.out.println(i); 
       }
	}
} Main public static void main(String[] args) throws IOException {
       InputReader in = new InputReader(System.in);
       int n = in.readInt(); 
       HashMap<String ,Integer> map = new HashMap<>(); 
       
       for(int i =0; i<n; i++) {
    	   String s = in.readString();
    	   if(map.containsKey(s)) {
    		    map.put(s, map.get(s) + 1);
    	   }
    	   else  map.put(s, 1);
       }
        
       HashSet<String> votes = new HashSet<>(); 
       
       int max = Integer.MIN_VALUE; 
       for(Map.Entry<String, Integer> entry: map.entrySet()) {
    	   if(max <= entry.getValue()) {
    		   max = entry.getValue();
    	   }
       }
       for(Map.Entry<String , Integer> entry: map.entrySet()) {
    	   if(entry.getValue() == max) {
    		   votes.add(entry.getKey()); 
    	   }
       }
    	 ArrayList<String> list = new ArrayList<>(votes); 
       Collections.sort(list);
       for(String i : list) {
    	   System.out.println(i); 
       }
	} main {
       InputReader in = new InputReader(System.in);
       int n = in.readInt(); 
       HashMap<String ,Integer> map = new HashMap<>(); 
       
       for(int i =0; i<n; i++) {
    	   String s = in.readString();
    	   if(map.containsKey(s)) {
    		    map.put(s, map.get(s) + 1);
    	   }
    	   else  map.put(s, 1);
       }
        
       HashSet<String> votes = new HashSet<>(); 
       
       int max = Integer.MIN_VALUE; 
       for(Map.Entry<String, Integer> entry: map.entrySet()) {
    	   if(max <= entry.getValue()) {
    		   max = entry.getValue();
    	   }
       }
       for(Map.Entry<String , Integer> entry: map.entrySet()) {
    	   if(entry.getValue() == max) {
    		   votes.add(entry.getKey()); 
    	   }
       }
    	 ArrayList<String> list = new ArrayList<>(votes); 
       Collections.sort(list);
       for(String i : list) {
    	   System.out.println(i); 
       }
	} InputReader in = new InputReader(System.in); in new InputReader(System.in) int n = in.readInt(); n in.readInt() in.readInt in HashMap<String ,Integer> map = new HashMap<>(); map new HashMap<>() for(int i =0; i<n; i++) {
    	   String s = in.readString();
    	   if(map.containsKey(s)) {
    		    map.put(s, map.get(s) + 1);
    	   }
    	   else  map.put(s, 1);
       } int i =0; int i =0; i 0 i<n i n i++ i++ i {
    	   String s = in.readString();
    	   if(map.containsKey(s)) {
    		    map.put(s, map.get(s) + 1);
    	   }
    	   else  map.put(s, 1);
       } {
    	   String s = in.readString();
    	   if(map.containsKey(s)) {
    		    map.put(s, map.get(s) + 1);
    	   }
    	   else  map.put(s, 1);
       } String s = in.readString(); s in.readString() in.readString in if(map.containsKey(s)) {
    		    map.put(s, map.get(s) + 1);
    	   }
    	   else  map.put(s, 1); map.containsKey(s) map.containsKey map s {
    		    map.put(s, map.get(s) + 1);
    	   } map.put(s, map.get(s) + 1) map.put map s map.get(s) + 1 map.get(s) map.get map s 1 map.put(s, 1) map.put map s 1 HashSet<String> votes = new HashSet<>(); votes new HashSet<>() int max = Integer.MIN_VALUE; max Integer.MIN_VALUE Integer Integer.MIN_VALUE for(Map.Entry<String, Integer> entry: map.entrySet()) {
    	   if(max <= entry.getValue()) {
    		   max = entry.getValue();
    	   }
       } Map.Entry<String, Integer> entry map.entrySet() map.entrySet map {
    	   if(max <= entry.getValue()) {
    		   max = entry.getValue();
    	   }
       } {
    	   if(max <= entry.getValue()) {
    		   max = entry.getValue();
    	   }
       } if(max <= entry.getValue()) {
    		   max = entry.getValue();
    	   } max <= entry.getValue() max entry.getValue() entry.getValue entry {
    		   max = entry.getValue();
    	   } max = entry.getValue() max entry.getValue() entry.getValue entry for(Map.Entry<String , Integer> entry: map.entrySet()) {
    	   if(entry.getValue() == max) {
    		   votes.add(entry.getKey()); 
    	   }
       } Map.Entry<String , Integer> entry map.entrySet() map.entrySet map {
    	   if(entry.getValue() == max) {
    		   votes.add(entry.getKey()); 
    	   }
       } {
    	   if(entry.getValue() == max) {
    		   votes.add(entry.getKey()); 
    	   }
       } if(entry.getValue() == max) {
    		   votes.add(entry.getKey()); 
    	   } entry.getValue() == max entry.getValue() entry.getValue entry max {
    		   votes.add(entry.getKey()); 
    	   } votes.add(entry.getKey()) votes.add votes entry.getKey() entry.getKey entry ArrayList<String> list = new ArrayList<>(votes); list new ArrayList<>(votes) Collections.sort(list) Collections.sort Collections list for(String i : list) {
    	   System.out.println(i); 
       } String i list {
    	   System.out.println(i); 
       } {
    	   System.out.println(i); 
       } System.out.println(i) System.out.println System.out System System.out i String[] args args class InputReader {

	private InputStream stream;
	private byte[] buf = new byte[1024];
	private int curChar;
	private int numChars;
	private SpaceCharFilter filter;

	public InputReader(InputStream stream) {
		this.stream = stream;
	}

	public int read() {
		if (numChars == -1)
			throw new InputMismatchException();
		if (curChar >= numChars) {
			curChar = 0;
			try {
				numChars = stream.read(buf);
			} catch (IOException e) {
				throw new InputMismatchException();
			}
			if (numChars <= 0)
				return -1;
		}
		return buf[curChar++];
	}

	public int readInt() {
		int c = read();
		while (isSpaceChar(c))
			c = read();
		int sgn = 1;
		if (c == '-') {
			sgn = -1;
			c = read();
		}
		int res = 0;
		do {
			if (c < '0' || c > '9')
				throw new InputMismatchException();
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c));
		return res * sgn;
	}

	public String readString() {
		int c = read();
		while (isSpaceChar(c))
			c = read();
		StringBuilder res = new StringBuilder();
		do {
			res.appendCodePoint(c);
			c = read();
		} while (!isSpaceChar(c));
		return res.toString();
	}

	public long readLong() {
		int c = read();
		while (isSpaceChar(c)) {
			c = read();
		}
		int sgn = 1;
		if (c == '-') {
			sgn = -1;
			c = read();
		}
		long res = 0;
		do {
			if (c < '0' || c > '9') {
				throw new InputMismatchException();
			}
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c));
		return res * sgn;
	}
	
	public boolean isSpaceChar(int c) {
		if (filter != null)
			return filter.isSpaceChar(c);
		return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1;
	}

	public String next() {
		return readString();
	}

	public interface SpaceCharFilter {
		public boolean isSpaceChar(int ch);
	}
} InputReader private InputStream stream; stream private byte[] buf = new byte[1024]; buf new byte[1024] 1024 private int curChar; curChar private int numChars; numChars private SpaceCharFilter filter; filter public InputReader(InputStream stream) {
		this.stream = stream;
	} InputReader {
		this.stream = stream;
	} this.stream = stream this.stream this this.stream stream InputStream stream stream public int read() {
		if (numChars == -1)
			throw new InputMismatchException();
		if (curChar >= numChars) {
			curChar = 0;
			try {
				numChars = stream.read(buf);
			} catch (IOException e) {
				throw new InputMismatchException();
			}
			if (numChars <= 0)
				return -1;
		}
		return buf[curChar++];
	} read {
		if (numChars == -1)
			throw new InputMismatchException();
		if (curChar >= numChars) {
			curChar = 0;
			try {
				numChars = stream.read(buf);
			} catch (IOException e) {
				throw new InputMismatchException();
			}
			if (numChars <= 0)
				return -1;
		}
		return buf[curChar++];
	} if (numChars == -1)
			throw new InputMismatchException(); numChars == -1 numChars -1 1 throw new InputMismatchException(); new InputMismatchException() if (curChar >= numChars) {
			curChar = 0;
			try {
				numChars = stream.read(buf);
			} catch (IOException e) {
				throw new InputMismatchException();
			}
			if (numChars <= 0)
				return -1;
		} curChar >= numChars curChar numChars {
			curChar = 0;
			try {
				numChars = stream.read(buf);
			} catch (IOException e) {
				throw new InputMismatchException();
			}
			if (numChars <= 0)
				return -1;
		} curChar = 0 curChar 0 try {
				numChars = stream.read(buf);
			} catch (IOException e) {
				throw new InputMismatchException();
			} catch (IOException e) {
				throw new InputMismatchException();
			} IOException e {
				throw new InputMismatchException();
			} throw new InputMismatchException(); new InputMismatchException() {
				numChars = stream.read(buf);
			} numChars = stream.read(buf) numChars stream.read(buf) stream.read stream buf if (numChars <= 0)
				return -1; numChars <= 0 numChars 0 return -1; -1 1 return buf[curChar++]; buf[curChar++] buf curChar++ curChar public int readInt() {
		int c = read();
		while (isSpaceChar(c))
			c = read();
		int sgn = 1;
		if (c == '-') {
			sgn = -1;
			c = read();
		}
		int res = 0;
		do {
			if (c < '0' || c > '9')
				throw new InputMismatchException();
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c));
		return res * sgn;
	} readInt {
		int c = read();
		while (isSpaceChar(c))
			c = read();
		int sgn = 1;
		if (c == '-') {
			sgn = -1;
			c = read();
		}
		int res = 0;
		do {
			if (c < '0' || c > '9')
				throw new InputMismatchException();
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c));
		return res * sgn;
	} int c = read(); c read() read while (isSpaceChar(c))
			c = read(); isSpaceChar(c) isSpaceChar c c = read() c read() read int sgn = 1; sgn 1 if (c == '-') {
			sgn = -1;
			c = read();
		} c == '-' c '-' {
			sgn = -1;
			c = read();
		} sgn = -1 sgn -1 1 c = read() c read() read int res = 0; res 0 do {
			if (c < '0' || c > '9')
				throw new InputMismatchException();
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c)); !isSpaceChar(c) isSpaceChar(c) isSpaceChar c {
			if (c < '0' || c > '9')
				throw new InputMismatchException();
			res *= 10;
			res += c - '0';
			c = read();
		} if (c < '0' || c > '9')
				throw new InputMismatchException(); c < '0' || c > '9' c < '0' c '0' c > '9' c '9' throw new InputMismatchException(); new InputMismatchException() res *= 10 res 10 res += c - '0' res c - '0' c '0' c = read() c read() read return res * sgn; res * sgn res sgn public String readString() {
		int c = read();
		while (isSpaceChar(c))
			c = read();
		StringBuilder res = new StringBuilder();
		do {
			res.appendCodePoint(c);
			c = read();
		} while (!isSpaceChar(c));
		return res.toString();
	} readString {
		int c = read();
		while (isSpaceChar(c))
			c = read();
		StringBuilder res = new StringBuilder();
		do {
			res.appendCodePoint(c);
			c = read();
		} while (!isSpaceChar(c));
		return res.toString();
	} int c = read(); c read() read while (isSpaceChar(c))
			c = read(); isSpaceChar(c) isSpaceChar c c = read() c read() read StringBuilder res = new StringBuilder(); res new StringBuilder() do {
			res.appendCodePoint(c);
			c = read();
		} while (!isSpaceChar(c)); !isSpaceChar(c) isSpaceChar(c) isSpaceChar c {
			res.appendCodePoint(c);
			c = read();
		} res.appendCodePoint(c) res.appendCodePoint res c c = read() c read() read return res.toString(); res.toString() res.toString res public long readLong() {
		int c = read();
		while (isSpaceChar(c)) {
			c = read();
		}
		int sgn = 1;
		if (c == '-') {
			sgn = -1;
			c = read();
		}
		long res = 0;
		do {
			if (c < '0' || c > '9') {
				throw new InputMismatchException();
			}
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c));
		return res * sgn;
	} readLong {
		int c = read();
		while (isSpaceChar(c)) {
			c = read();
		}
		int sgn = 1;
		if (c == '-') {
			sgn = -1;
			c = read();
		}
		long res = 0;
		do {
			if (c < '0' || c > '9') {
				throw new InputMismatchException();
			}
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c));
		return res * sgn;
	} int c = read(); c read() read while (isSpaceChar(c)) {
			c = read();
		} isSpaceChar(c) isSpaceChar c {
			c = read();
		} c = read() c read() read int sgn = 1; sgn 1 if (c == '-') {
			sgn = -1;
			c = read();
		} c == '-' c '-' {
			sgn = -1;
			c = read();
		} sgn = -1 sgn -1 1 c = read() c read() read long res = 0; res 0 do {
			if (c < '0' || c > '9') {
				throw new InputMismatchException();
			}
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c)); !isSpaceChar(c) isSpaceChar(c) isSpaceChar c {
			if (c < '0' || c > '9') {
				throw new InputMismatchException();
			}
			res *= 10;
			res += c - '0';
			c = read();
		} if (c < '0' || c > '9') {
				throw new InputMismatchException();
			} c < '0' || c > '9' c < '0' c '0' c > '9' c '9' {
				throw new InputMismatchException();
			} throw new InputMismatchException(); new InputMismatchException() res *= 10 res 10 res += c - '0' res c - '0' c '0' c = read() c read() read return res * sgn; res * sgn res sgn public boolean isSpaceChar(int c) {
		if (filter != null)
			return filter.isSpaceChar(c);
		return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1;
	} isSpaceChar {
		if (filter != null)
			return filter.isSpaceChar(c);
		return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1;
	} if (filter != null)
			return filter.isSpaceChar(c); filter != null filter null return filter.isSpaceChar(c); filter.isSpaceChar(c) filter.isSpaceChar filter c return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1; c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1 c == '\t' c == '\r' c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1 c == ' ' c ' ' c == '\n' c '\n' c == '\r' c '\r' c == '\t' c '\t' c == -1 c -1 1 int c c public String next() {
		return readString();
	} next {
		return readString();
	} return readString(); readString() readString public interface SpaceCharFilter {
		public boolean isSpaceChar(int ch);
	} SpaceCharFilter public boolean isSpaceChar(int ch); isSpaceChar int ch ch public class Main {
	public static void main(String[] args) throws IOException {
       InputReader in = new InputReader(System.in);
       int n = in.readInt(); 
       HashMap<String ,Integer> map = new HashMap<>(); 
       
       for(int i =0; i<n; i++) {
    	   String s = in.readString();
    	   if(map.containsKey(s)) {
    		    map.put(s, map.get(s) + 1);
    	   }
    	   else  map.put(s, 1);
       }
        
       HashSet<String> votes = new HashSet<>(); 
       
       int max = Integer.MIN_VALUE; 
       for(Map.Entry<String, Integer> entry: map.entrySet()) {
    	   if(max <= entry.getValue()) {
    		   max = entry.getValue();
    	   }
       }
       for(Map.Entry<String , Integer> entry: map.entrySet()) {
    	   if(entry.getValue() == max) {
    		   votes.add(entry.getKey()); 
    	   }
       }
    	 ArrayList<String> list = new ArrayList<>(votes); 
       Collections.sort(list);
       for(String i : list) {
    	   System.out.println(i); 
       }
	}
} public class Main {
	public static void main(String[] args) throws IOException {
       InputReader in = new InputReader(System.in);
       int n = in.readInt(); 
       HashMap<String ,Integer> map = new HashMap<>(); 
       
       for(int i =0; i<n; i++) {
    	   String s = in.readString();
    	   if(map.containsKey(s)) {
    		    map.put(s, map.get(s) + 1);
    	   }
    	   else  map.put(s, 1);
       }
        
       HashSet<String> votes = new HashSet<>(); 
       
       int max = Integer.MIN_VALUE; 
       for(Map.Entry<String, Integer> entry: map.entrySet()) {
    	   if(max <= entry.getValue()) {
    		   max = entry.getValue();
    	   }
       }
       for(Map.Entry<String , Integer> entry: map.entrySet()) {
    	   if(entry.getValue() == max) {
    		   votes.add(entry.getKey()); 
    	   }
       }
    	 ArrayList<String> list = new ArrayList<>(votes); 
       Collections.sort(list);
       for(String i : list) {
    	   System.out.println(i); 
       }
	}
} Main
import java.util.*; 
import java.io.*; 

public class Main {
	public static void main(String[] args) throws IOException {
       InputReader in = new InputReader(System.in);
       int n = in.readInt(); 
       HashMap<String ,Integer> map = new HashMap<>(); 
       
       for(int i =0; i<n; i++) {
    	   String s = in.readString();
    	   if(map.containsKey(s)) {
    		    map.put(s, map.get(s) + 1);
    	   }
    	   else  map.put(s, 1);
       }
        
       HashSet<String> votes = new HashSet<>(); 
       
       int max = Integer.MIN_VALUE; 
       for(Map.Entry<String, Integer> entry: map.entrySet()) {
    	   if(max <= entry.getValue()) {
    		   max = entry.getValue();
    	   }
       }
       for(Map.Entry<String , Integer> entry: map.entrySet()) {
    	   if(entry.getValue() == max) {
    		   votes.add(entry.getKey()); 
    	   }
       }
    	 ArrayList<String> list = new ArrayList<>(votes); 
       Collections.sort(list);
       for(String i : list) {
    	   System.out.println(i); 
       }
	}
}

class InputReader {

	private InputStream stream;
	private byte[] buf = new byte[1024];
	private int curChar;
	private int numChars;
	private SpaceCharFilter filter;

	public InputReader(InputStream stream) {
		this.stream = stream;
	}

	public int read() {
		if (numChars == -1)
			throw new InputMismatchException();
		if (curChar >= numChars) {
			curChar = 0;
			try {
				numChars = stream.read(buf);
			} catch (IOException e) {
				throw new InputMismatchException();
			}
			if (numChars <= 0)
				return -1;
		}
		return buf[curChar++];
	}

	public int readInt() {
		int c = read();
		while (isSpaceChar(c))
			c = read();
		int sgn = 1;
		if (c == '-') {
			sgn = -1;
			c = read();
		}
		int res = 0;
		do {
			if (c < '0' || c > '9')
				throw new InputMismatchException();
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c));
		return res * sgn;
	}

	public String readString() {
		int c = read();
		while (isSpaceChar(c))
			c = read();
		StringBuilder res = new StringBuilder();
		do {
			res.appendCodePoint(c);
			c = read();
		} while (!isSpaceChar(c));
		return res.toString();
	}

	public long readLong() {
		int c = read();
		while (isSpaceChar(c)) {
			c = read();
		}
		int sgn = 1;
		if (c == '-') {
			sgn = -1;
			c = read();
		}
		long res = 0;
		do {
			if (c < '0' || c > '9') {
				throw new InputMismatchException();
			}
			res *= 10;
			res += c - '0';
			c = read();
		} while (!isSpaceChar(c));
		return res * sgn;
	}
	
	public boolean isSpaceChar(int c) {
		if (filter != null)
			return filter.isSpaceChar(c);
		return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1;
	}

	public String next() {
		return readString();
	}

	public interface SpaceCharFilter {
		public boolean isSpaceChar(int ch);
	}
}
