Submission #1753883


Source Code Expand

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

public class Main {
	static IO io = new IO();
	public static void main(String[] args) {
		int n = io.nextInt();
		Map<String,Integer> k = new HashMap<>();
		int max = 0;
		String ans = "";
		for (int i=0; i<n; i++) {
			String ge = io.next();
			if (k.containsKey(ge)) {
				k.replace(ge, k.get(ge)+1);
				if (k.get(ge)>max) {
					max = k.get(ge);
					ans = ge;
				}
			}
			else {
				k.put(ge, 1);
				if (k.get(ge)>max) {
					max = k.get(ge);
					ans = ge;
				}
			}
		}
		
		System.out.println(ans);
		//System.out.println(k.toString());
		
	}

	static class IO extends PrintWriter {
		private final InputStream in;
		private final byte[] buffer = new byte[1024];
		private int ptr = 0;
		private int buflen = 0;

		public IO() { this(System.in);}
		public IO(InputStream source) { super(System.out); this.in = source;}
		private boolean hasNextByte() {
			if (ptr < buflen) {
				return true;
			}else{
				ptr = 0;
				try {
					buflen = in.read(buffer);
				} catch (IOException e) {
					e.printStackTrace();
				}
				if (buflen <= 0) {
					return false;
				}
			}
			return true;
		}
		private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1;}
		private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;}
		private static boolean isNewLine(int c) { return c == '\n' || c == '\r';}
		private void skipUnprintable() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++;}
		private void skipNewLine() { while(hasNextByte() && isNewLine(buffer[ptr])) ptr++;}
		public boolean hasNext() { skipUnprintable(); return hasNextByte();}
		public boolean hasNextLine() { skipNewLine(); return hasNextByte();}
		public String next() {
			if (!hasNext()) {
				throw new NoSuchElementException();
			}
			StringBuilder sb = new StringBuilder();
			int b = readByte();
			while(isPrintableChar(b)) {
				sb.appendCodePoint(b);
				b = readByte();
			}
			return sb.toString();
		}
		public char[] nextCharArray(int len) {
			if (!hasNext()) {
				throw new NoSuchElementException();
			}
			char[] s = new char[len];
			int i = 0;
			int b = readByte();
			while(isPrintableChar(b)) {
				if (i == len) {
					throw new InputMismatchException();
				}
				s[i++] = (char) b;
				b = readByte();
			}
			return s;
		}
		public String nextLine() {
			if (!hasNextLine()) {
				throw new NoSuchElementException();
			}
			StringBuilder sb = new StringBuilder();
			int b = readByte();
			while(!isNewLine(b)) {
				sb.appendCodePoint(b);
				b = readByte();
			}
			return sb.toString();
		}
		public long nextLong() {
			if (!hasNext()) {
				throw new NoSuchElementException();
			}
			long n = 0;
			boolean minus = false;
			int b = readByte();
			if (b == '-') {
				minus = true;
				b = readByte();
			}
			if (b < '0' || '9' < b) {
				throw new NumberFormatException();
			}
			while(true){
				if ('0' <= b && b <= '9') {
					n *= 10;
					n += b - '0';
				}else if(b == -1 || !isPrintableChar(b)){
					return minus ? -n : n;
				}else{
					throw new NumberFormatException();
				}
				b = readByte();
			}
		}
		public int nextInt() {
			long nl = nextLong();
			if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) {
				throw new NumberFormatException();
			}
			return (int) nl;
		}
		public char nextChar() {
			if (!hasNext()) {
				throw new NoSuchElementException();
			}
			return (char) readByte();
		}
		public double nextDouble() { return Double.parseDouble(next());}
		public int[] arrayInt(int n) { int[] a = new int[n]; for(int i=0;i<n;i++) a[i] = nextInt(); return a;}
		public long[] arrayLong(int n) { long[] a = new long[n]; for(int i=0;i<n;i++) a[i] = nextLong(); return a;}
		public double[] arrayDouble(int n) { double[] a = new double[n]; for(int i=0;i<n;i++) a[i] = nextDouble(); return a;}
		public void arrayInt(int[]... a) {for(int i=0;i<a[0].length;i++) for(int j=0;j<a.length;j++) a[j][i] = nextInt();}
		public int[][] matrixInt(int n,int m) { int[][] a = new int[n][]; for(int i=0;i<n;i++) a[i] = arrayInt(m); return a;}
		public char[][] charMap(int n,int m) { char[][] a = new char[n][]; for(int i=0;i<n;i++) a[i] = nextCharArray(m); return a;}
		public void close() {
			super.close();
			try {
				in.close();
			} catch (IOException ignored) {}
		}
	}
}

Submission Info

Submission Time
Task B - 投票
User creep04
Language Java8 (OpenJDK 1.8.0)
Score 100
Code Size 4456 Byte
Status AC
Exec Time 80 ms
Memory 23252 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 3
AC × 18
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt
All sample_01.txt, sample_02.txt, sample_03.txt, case_01.txt, case_02.txt, case_03.txt, case_04.txt, case_05.txt, case_06.txt, case_07.txt, case_08.txt, case_09.txt, case_10.txt, case_11.txt, case_12.txt, case_13.txt, case_14.txt, case_15.txt
Case Name Status Exec Time Memory
case_01.txt AC 78 ms 21076 KB
case_02.txt AC 75 ms 20948 KB
case_03.txt AC 76 ms 21460 KB
case_04.txt AC 78 ms 18132 KB
case_05.txt AC 76 ms 21332 KB
case_06.txt AC 80 ms 20948 KB
case_07.txt AC 78 ms 22868 KB
case_08.txt AC 75 ms 21460 KB
case_09.txt AC 76 ms 20820 KB
case_10.txt AC 75 ms 19028 KB
case_11.txt AC 75 ms 23252 KB
case_12.txt AC 75 ms 20692 KB
case_13.txt AC 79 ms 21332 KB
case_14.txt AC 78 ms 22612 KB
case_15.txt AC 77 ms 19028 KB
sample_01.txt AC 75 ms 21332 KB
sample_02.txt AC 74 ms 20948 KB
sample_03.txt AC 76 ms 20948 KB