Submission #996635


Source Code Expand

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

import static java.util.Arrays.*;

public class Main {
	private static final int mod = (int)1e9+7;

	final Random random = new Random(0);
	final IOFast io = new IOFast();

	/// MAIN CODE
	public void run() throws IOException {
//		int TEST_CASE = Integer.parseInt(new String(io.nextLine()).trim());
		int TEST_CASE = 1;
		while(TEST_CASE-- != 0) {
			int K = io.nextInt();
			char[] cs = io.next();
			
			if (K == 0) {
				io.out.println(new String(cs));
				return;
			}
			
			BigInteger low = BigInteger.ZERO;
			BigInteger high = new BigInteger(new String(cs));
			
			while (high.subtract(low).compareTo(BigInteger.ONE) > 0) {
				BigInteger mid =  low.add(high).shiftRight(1);
				BigInteger b = BigInteger.ZERO;
				int comma = K;
				for (int i = 0; i < cs.length; i++) {
					b = b.multiply(BigInteger.TEN).add(BigInteger.valueOf(cs[i] - '0'));
					if (b.compareTo(mid) > 0) {
						if (comma-- == 0) break;
						b = BigInteger.valueOf(cs[i] - '0');
					}
				}
				if (comma < 0) {
					low = mid;
				} else {
					high = mid;
				}
			}

			{
//				StringBuilder sb = new StringBuilder();
//				BigInteger b = BigInteger.ZERO;
//				for (int i = 0; i < cs.length; i++) {
//					b = b.multiply(BigInteger.TEN).add(BigInteger.valueOf(cs[i] - '0'));
//					if (b.compareTo(high) > 0) {
//						sb.append(',');
//						b = BigInteger.valueOf(cs[i] - '0');
//					}
//					sb.append(cs[i]);
//				}
				io.out.println(high);
			}
		}
	}

	/// TEMPLATE
	static int gcd(int n, int r) { return r == 0 ? n : gcd(r, n%r); }
	static long gcd(long n, long r) { return r == 0 ? n : gcd(r, n%r); }
	
	static <T> void swap(T[] x, int i, int j) { T t = x[i]; x[i] = x[j]; x[j] = t; }
	static void swap(int[] x, int i, int j) { int t = x[i]; x[i] = x[j]; x[j] = t; }

	void printArrayLn(int[] xs) { for(int i = 0; i < xs.length; i++) io.out.print(xs[i] + (i==xs.length-1?"\n":" ")); }
	void printArrayLn(long[] xs) { for(int i = 0; i < xs.length; i++) io.out.print(xs[i] + (i==xs.length-1?"\n":" ")); }
	
	static void dump(Object... o) { System.err.println(Arrays.deepToString(o)); } 
	
	void main() throws IOException {
		//		IOFast.setFileIO("rle-size.in", "rle-size.out");
		try { run(); }
		catch (EndOfFileRuntimeException e) { }
		io.out.flush();
	}
	public static void main(String[] args) throws IOException { new Main().main(); }
	
	static class EndOfFileRuntimeException extends RuntimeException {
		private static final long serialVersionUID = -8565341110209207657L; }

	static
	public class IOFast {
		private BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		private PrintWriter out = new PrintWriter(System.out);

		void setFileIn(String ins) throws IOException { in.close(); in = new BufferedReader(new FileReader(ins)); }
		void setFileOut(String outs) throws IOException { out.flush(); out.close(); out = new PrintWriter(new FileWriter(outs)); }
		void setFileIO(String ins, String outs) throws IOException { setFileIn(ins); setFileOut(outs); }

		private static int pos, readLen;
		private static final char[] buffer = new char[1024 * 8];
		private static char[] str = new char[500*8*2];
		private static boolean[] isDigit = new boolean[256];
		private static boolean[] isSpace = new boolean[256];
		private static boolean[] isLineSep = new boolean[256];

		static { for(int i = 0; i < 10; i++) { isDigit['0' + i] = true; } isDigit['-'] = true; isSpace[' '] = isSpace['\r'] = isSpace['\n'] = isSpace['\t'] = true; isLineSep['\r'] = isLineSep['\n'] = true; }
		public int read() throws IOException { if(pos >= readLen) { pos = 0; readLen = in.read(buffer); if(readLen <= 0) { throw new EndOfFileRuntimeException(); } } return buffer[pos++]; }
		public int nextInt() throws IOException { int len = 0; str[len++] = nextChar(); len = reads(len, isSpace); int i = 0; int ret = 0; if(str[0] == '-') { i = 1; } for(; i < len; i++) ret = ret * 10 + str[i] - '0'; if(str[0] == '-') { ret = -ret; } return ret; }
		public long nextLong() throws IOException { int len = 0; str[len++] = nextChar(); len = reads(len, isSpace); int i = 0; long ret = 0; if(str[0] == '-') { i = 1; } for(; i < len; i++) ret = ret * 10 + str[i] - '0'; if(str[0] == '-') { ret = -ret; } return ret; }
		public char nextChar() throws IOException { while(true) { final int c = read(); if(!isSpace[c]) { return (char)c; } } }
		int reads(int len, boolean[] accept) throws IOException { try { while(true) { final int c = read(); if(accept[c]) { break; } if(str.length == len) { char[] rep = new char[str.length * 3 / 2]; System.arraycopy(str, 0, rep, 0, str.length); str = rep; } str[len++] = (char)c; } } catch(EndOfFileRuntimeException e) { ; } return len; }
		int reads(char[] cs, int len, boolean[] accept) throws IOException { try { while(true) { final int c = read(); if(accept[c]) { break; } cs[len++] = (char)c; } } catch(EndOfFileRuntimeException e) { ; } return len; }
		public char[] nextLine() throws IOException { int len = 0; str[len++] = nextChar(); len = reads(len, isLineSep); try { if(str[len-1] == '\r') { len--; read(); } } catch(EndOfFileRuntimeException e) { ; } return Arrays.copyOf(str, len); }
		public String nextString() throws IOException { return new String(next()); }
		public char[] next() throws IOException { int len = 0; str[len++] = nextChar(); len = reads(len, isSpace); return Arrays.copyOf(str, len); }
//		public int next(char[] cs) throws IOException { int len = 0; cs[len++] = nextChar(); len = reads(cs, len, isSpace); return len; }
		public double nextDouble() throws IOException { return Double.parseDouble(nextString()); }
		public long[] nextLongArray(final int n) throws IOException { final long[] res = new long[n]; for(int i = 0; i < n; i++) { res[i] = nextLong(); } return res; }
		public int[] nextIntArray(final int n) throws IOException { final int[] res = new int[n]; for(int i = 0; i < n; i++) { res[i] = nextInt(); } return res; }
		public int[][] nextIntArray2D(final int n, final int k) throws IOException { final int[][] res = new int[n][]; for(int i = 0; i < n; i++) { res[i] = nextIntArray(k); } return res; }
		public int[][] nextIntArray2DWithIndex(final int n, final int k) throws IOException { final int[][] res = new int[n][k+1]; for(int i = 0; i < n; i++) { for(int j = 0; j < k; j++) { res[i][j] = nextInt(); } res[i][k] = i; } return res; }
		public double[] nextDoubleArray(final int n) throws IOException { final double[] res = new double[n]; for(int i = 0; i < n; i++) { res[i] = nextDouble(); } return res; }
	}
}

Submission Info

Submission Time
Task B - Problem where Commas Separate Digits
User tanzaku
Language Java8 (OpenJDK 1.8.0)
Score 0
Code Size 6672 Byte
Status WA
Exec Time 3172 ms
Memory 330764 KB

Judge Result

Set Name Sample Dataset1 Dataset2 Dataset3 Dataset4 Dataset5
Score / Max Score 0 / 0 0 / 100 0 / 100 0 / 200 0 / 200 0 / 400
Status
AC × 3
AC × 15
WA × 2
AC × 29
WA × 3
AC × 45
WA × 4
AC × 47
WA × 4
TLE × 1
MLE × 12
AC × 48
WA × 4
TLE × 15
MLE × 12
Set Name Test Cases
Sample subtask_02_ex1.txt, subtask_03_ex2.txt, subtask_03_ex3.txt
Dataset1 subtask_01_01.txt, subtask_01_02.txt, subtask_01_03.txt, subtask_01_04.txt, subtask_01_05.txt, subtask_01_06.txt, subtask_01_07.txt, subtask_01_08.txt, subtask_01_09.txt, subtask_01_10.txt, subtask_01_11.txt, subtask_01_12.txt, subtask_01_13.txt, subtask_01_14.txt, subtask_01_15.txt, subtask_01_16.txt, subtask_01_17.txt
Dataset2 subtask_01_01.txt, subtask_01_02.txt, subtask_01_03.txt, subtask_01_04.txt, subtask_01_05.txt, subtask_01_06.txt, subtask_01_07.txt, subtask_01_08.txt, subtask_01_09.txt, subtask_01_10.txt, subtask_01_11.txt, subtask_01_12.txt, subtask_01_13.txt, subtask_01_14.txt, subtask_01_15.txt, subtask_01_16.txt, subtask_01_17.txt, subtask_02_01.txt, subtask_02_02.txt, subtask_02_03.txt, subtask_02_04.txt, subtask_02_05.txt, subtask_02_06.txt, subtask_02_07.txt, subtask_02_08.txt, subtask_02_09.txt, subtask_02_10.txt, subtask_02_11.txt, subtask_02_12.txt, subtask_02_13.txt, subtask_02_14.txt, subtask_02_ex1.txt
Dataset3 subtask_01_01.txt, subtask_01_02.txt, subtask_01_03.txt, subtask_01_04.txt, subtask_01_05.txt, subtask_01_06.txt, subtask_01_07.txt, subtask_01_08.txt, subtask_01_09.txt, subtask_01_10.txt, subtask_01_11.txt, subtask_01_12.txt, subtask_01_13.txt, subtask_01_14.txt, subtask_01_15.txt, subtask_01_16.txt, subtask_01_17.txt, subtask_02_01.txt, subtask_02_02.txt, subtask_02_03.txt, subtask_02_04.txt, subtask_02_05.txt, subtask_02_06.txt, subtask_02_07.txt, subtask_02_08.txt, subtask_02_09.txt, subtask_02_10.txt, subtask_02_11.txt, subtask_02_12.txt, subtask_02_13.txt, subtask_02_14.txt, subtask_02_ex1.txt, subtask_03_01.txt, subtask_03_02.txt, subtask_03_03.txt, subtask_03_04.txt, subtask_03_05.txt, subtask_03_06.txt, subtask_03_07.txt, subtask_03_08.txt, subtask_03_09.txt, subtask_03_10.txt, subtask_03_11.txt, subtask_03_12.txt, subtask_03_13.txt, subtask_03_14.txt, subtask_03_15.txt, subtask_03_ex2.txt, subtask_03_ex3.txt
Dataset4 subtask_01_01.txt, subtask_01_02.txt, subtask_01_03.txt, subtask_01_04.txt, subtask_01_05.txt, subtask_01_06.txt, subtask_01_07.txt, subtask_01_08.txt, subtask_01_09.txt, subtask_01_10.txt, subtask_01_11.txt, subtask_01_12.txt, subtask_01_13.txt, subtask_01_14.txt, subtask_01_15.txt, subtask_01_16.txt, subtask_01_17.txt, subtask_02_01.txt, subtask_02_02.txt, subtask_02_03.txt, subtask_02_04.txt, subtask_02_05.txt, subtask_02_06.txt, subtask_02_07.txt, subtask_02_08.txt, subtask_02_09.txt, subtask_02_10.txt, subtask_02_11.txt, subtask_02_12.txt, subtask_02_13.txt, subtask_02_14.txt, subtask_02_ex1.txt, subtask_03_01.txt, subtask_03_02.txt, subtask_03_03.txt, subtask_03_04.txt, subtask_03_05.txt, subtask_03_06.txt, subtask_03_07.txt, subtask_03_08.txt, subtask_03_09.txt, subtask_03_10.txt, subtask_03_11.txt, subtask_03_12.txt, subtask_03_13.txt, subtask_03_14.txt, subtask_03_15.txt, subtask_03_ex2.txt, subtask_03_ex3.txt, subtask_04_01.txt, subtask_04_02.txt, subtask_04_03.txt, subtask_04_04.txt, subtask_04_05.txt, subtask_04_06.txt, subtask_04_07.txt, subtask_04_08.txt, subtask_04_09.txt, subtask_04_10.txt, subtask_04_11.txt, subtask_04_12.txt, subtask_04_13.txt, subtask_04_14.txt, subtask_04_15.txt
Dataset5 subtask_01_01.txt, subtask_01_02.txt, subtask_01_03.txt, subtask_01_04.txt, subtask_01_05.txt, subtask_01_06.txt, subtask_01_07.txt, subtask_01_08.txt, subtask_01_09.txt, subtask_01_10.txt, subtask_01_11.txt, subtask_01_12.txt, subtask_01_13.txt, subtask_01_14.txt, subtask_01_15.txt, subtask_01_16.txt, subtask_01_17.txt, subtask_02_01.txt, subtask_02_02.txt, subtask_02_03.txt, subtask_02_04.txt, subtask_02_05.txt, subtask_02_06.txt, subtask_02_07.txt, subtask_02_08.txt, subtask_02_09.txt, subtask_02_10.txt, subtask_02_11.txt, subtask_02_12.txt, subtask_02_13.txt, subtask_02_14.txt, subtask_02_ex1.txt, subtask_03_01.txt, subtask_03_02.txt, subtask_03_03.txt, subtask_03_04.txt, subtask_03_05.txt, subtask_03_06.txt, subtask_03_07.txt, subtask_03_08.txt, subtask_03_09.txt, subtask_03_10.txt, subtask_03_11.txt, subtask_03_12.txt, subtask_03_13.txt, subtask_03_14.txt, subtask_03_15.txt, subtask_03_ex2.txt, subtask_03_ex3.txt, subtask_04_01.txt, subtask_04_02.txt, subtask_04_03.txt, subtask_04_04.txt, subtask_04_05.txt, subtask_04_06.txt, subtask_04_07.txt, subtask_04_08.txt, subtask_04_09.txt, subtask_04_10.txt, subtask_04_11.txt, subtask_04_12.txt, subtask_04_13.txt, subtask_04_14.txt, subtask_04_15.txt, subtask_05_01.txt, subtask_05_02.txt, subtask_05_03.txt, subtask_05_04.txt, subtask_05_05.txt, subtask_05_06.txt, subtask_05_07.txt, subtask_05_08.txt, subtask_05_09.txt, subtask_05_10.txt, subtask_05_11.txt, subtask_05_12.txt, subtask_05_13.txt, subtask_05_14.txt, subtask_05_15.txt
Case Name Status Exec Time Memory
subtask_01_01.txt AC 95 ms 8400 KB
subtask_01_02.txt AC 100 ms 8912 KB
subtask_01_03.txt AC 98 ms 8660 KB
subtask_01_04.txt AC 96 ms 8404 KB
subtask_01_05.txt AC 95 ms 8528 KB
subtask_01_06.txt AC 96 ms 8532 KB
subtask_01_07.txt AC 96 ms 8404 KB
subtask_01_08.txt WA 98 ms 8660 KB
subtask_01_09.txt AC 96 ms 8528 KB
subtask_01_10.txt AC 96 ms 8404 KB
subtask_01_11.txt AC 96 ms 8400 KB
subtask_01_12.txt AC 96 ms 8532 KB
subtask_01_13.txt WA 97 ms 8652 KB
subtask_01_14.txt AC 96 ms 8404 KB
subtask_01_15.txt AC 99 ms 8532 KB
subtask_01_16.txt AC 97 ms 8532 KB
subtask_01_17.txt AC 98 ms 8528 KB
subtask_02_01.txt AC 102 ms 8784 KB
subtask_02_02.txt AC 113 ms 8912 KB
subtask_02_03.txt WA 112 ms 8788 KB
subtask_02_04.txt AC 102 ms 8784 KB
subtask_02_05.txt AC 101 ms 8784 KB
subtask_02_06.txt AC 112 ms 8788 KB
subtask_02_07.txt AC 112 ms 8780 KB
subtask_02_08.txt AC 113 ms 8908 KB
subtask_02_09.txt AC 96 ms 8404 KB
subtask_02_10.txt AC 113 ms 8908 KB
subtask_02_11.txt AC 111 ms 8784 KB
subtask_02_12.txt AC 102 ms 8912 KB
subtask_02_13.txt AC 113 ms 8780 KB
subtask_02_14.txt AC 103 ms 8656 KB
subtask_02_ex1.txt AC 99 ms 8652 KB
subtask_03_01.txt AC 137 ms 14672 KB
subtask_03_02.txt AC 135 ms 14672 KB
subtask_03_03.txt WA 140 ms 14672 KB
subtask_03_04.txt AC 141 ms 14928 KB
subtask_03_05.txt AC 134 ms 14804 KB
subtask_03_06.txt AC 132 ms 14800 KB
subtask_03_07.txt AC 138 ms 14672 KB
subtask_03_08.txt AC 133 ms 15316 KB
subtask_03_09.txt AC 96 ms 8532 KB
subtask_03_10.txt AC 140 ms 14676 KB
subtask_03_11.txt AC 135 ms 14800 KB
subtask_03_12.txt AC 140 ms 14800 KB
subtask_03_13.txt AC 125 ms 11984 KB
subtask_03_14.txt AC 132 ms 13520 KB
subtask_03_15.txt AC 112 ms 8788 KB
subtask_03_ex2.txt AC 96 ms 8528 KB
subtask_03_ex3.txt AC 136 ms 13392 KB
subtask_04_01.txt MLE 2612 ms 330416 KB
subtask_04_02.txt MLE 2643 ms 330740 KB
subtask_04_03.txt MLE 2605 ms 330532 KB
subtask_04_04.txt MLE 2601 ms 330520 KB
subtask_04_05.txt MLE 2634 ms 330764 KB
subtask_04_06.txt MLE 2609 ms 330344 KB
subtask_04_07.txt MLE 2640 ms 330760 KB
subtask_04_08.txt TLE 3051 ms 330356 KB
subtask_04_09.txt AC 98 ms 8528 KB
subtask_04_10.txt MLE 2611 ms 330272 KB
subtask_04_11.txt MLE 2626 ms 330524 KB
subtask_04_12.txt MLE 2604 ms 330536 KB
subtask_04_13.txt MLE 649 ms 259192 KB
subtask_04_14.txt AC 246 ms 44688 KB
subtask_04_15.txt MLE 960 ms 328352 KB
subtask_05_01.txt TLE 3172 ms 328872 KB
subtask_05_02.txt TLE 3172 ms 328740 KB
subtask_05_03.txt TLE 3172 ms 328748 KB
subtask_05_04.txt TLE 3172 ms 328752 KB
subtask_05_05.txt TLE 3172 ms 328740 KB
subtask_05_06.txt TLE 3172 ms 328748 KB
subtask_05_07.txt TLE 3172 ms 328740 KB
subtask_05_08.txt TLE 3172 ms 328852 KB
subtask_05_09.txt AC 125 ms 11468 KB
subtask_05_10.txt TLE 3172 ms 328732 KB
subtask_05_11.txt TLE 3172 ms 328744 KB
subtask_05_12.txt TLE 3172 ms 328728 KB
subtask_05_13.txt TLE 3172 ms 330176 KB
subtask_05_14.txt TLE 3172 ms 329356 KB
subtask_05_15.txt TLE 3172 ms 330740 KB