Submission #1446762
Source Code Expand
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.util.Arrays; import java.io.BufferedWriter; import java.io.Writer; import java.io.OutputStreamWriter; import java.util.InputMismatchException; import java.util.HashMap; import java.io.IOException; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top */ public class Main { public static void main(String[] args) { InputStream inputStream = System.in; OutputStream outputStream = System.out; InputReader in = new InputReader(inputStream); OutputWriter out = new OutputWriter(outputStream); TaskB solver = new TaskB(); solver.solve(1, in, out); out.close(); } static class TaskB { int[][] a; int n; int m; public void solve(int testNumber, InputReader in, OutputWriter out) { n = in.readInt(); m = in.readInt(); a = IOUtils.readIntTable(in, n, m); int low = 0; int high = n + 1; while (low < high) { int mid = (low + high) / 2; if (check(mid)) { high = mid; } else { low = mid + 1; } } out.printLine(low); } boolean check(int x) { boolean[] set = new boolean[n]; int[] ptr = new int[n]; Arrays.fill(ptr, 0); Arrays.fill(set, false); boolean ret = true; while (x > 0) { HashMap<Integer, Integer> hm = new HashMap<Integer, Integer>(); for (int i = 0; i < n; i++) { if (hm.containsKey(a[i][ptr[i]])) { hm.put(a[i][ptr[i]], hm.get(a[i][ptr[i]]) + 1); } else { hm.put(a[i][ptr[i]], 1); } } boolean check = true; for (int i = 0; i < n; i++) { if (hm.get(a[i][ptr[i]]) > x) { ptr[i]++; check = false; if (ptr[i] == m) { ret = false; check = true; break; } } } if (check) { break; } } return ret; } } static class OutputWriter { private final PrintWriter writer; public OutputWriter(OutputStream outputStream) { writer = new PrintWriter(new BufferedWriter(new OutputStreamWriter(outputStream))); } public OutputWriter(Writer writer) { this.writer = new PrintWriter(writer); } public void close() { writer.close(); } public void printLine(int i) { writer.println(i); } } static class IOUtils { public static int[] readIntArray(InputReader in, int size) { int[] array = new int[size]; for (int i = 0; i < size; i++) { array[i] = in.readInt(); } return array; } public static int[][] readIntTable(InputReader in, int rowCount, int columnCount) { int[][] table = new int[rowCount][]; for (int i = 0; i < rowCount; i++) { table[i] = readIntArray(in, columnCount); } return table; } } static class InputReader { private InputStream stream; private byte[] buf = new byte[1024]; private int curChar; private int numChars; private InputReader.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 boolean isSpaceChar(int c) { if (filter != null) { return filter.isSpaceChar(c); } return isWhitespace(c); } public static boolean isWhitespace(int c) { return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1; } public interface SpaceCharFilter { public boolean isSpaceChar(int ch); } } }
Submission Info
Submission Time | |
---|---|
Task | B - Sports Festival |
User | m3bz4 |
Language | Java8 (OpenJDK 1.8.0) |
Score | 0 |
Code Size | 6268 Byte |
Status | WA |
Exec Time | 233 ms |
Memory | 40972 KB |
Judge Result
Set Name | Sample | All | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 700 | ||||||||
Status |
|
|
Set Name | Test Cases |
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Sample | sample_01.txt, sample_02.txt, sample_03.txt |
All | sample_01.txt, sample_02.txt, sample_03.txt, sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_01.txt, subtask_1_02.txt, subtask_1_03.txt, subtask_1_04.txt, subtask_1_05.txt, subtask_1_06.txt, subtask_1_07.txt, subtask_1_08.txt, subtask_1_09.txt, subtask_1_10.txt, subtask_1_11.txt, subtask_1_12.txt, subtask_1_13.txt, subtask_1_14.txt, subtask_1_15.txt, subtask_1_16.txt, subtask_1_17.txt, subtask_1_18.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 69 ms | 19924 KB |
sample_02.txt | AC | 70 ms | 18260 KB |
sample_03.txt | WA | 70 ms | 15956 KB |
subtask_1_01.txt | WA | 72 ms | 18900 KB |
subtask_1_02.txt | AC | 82 ms | 20052 KB |
subtask_1_03.txt | WA | 92 ms | 21716 KB |
subtask_1_04.txt | WA | 101 ms | 21972 KB |
subtask_1_05.txt | WA | 87 ms | 23252 KB |
subtask_1_06.txt | AC | 137 ms | 22992 KB |
subtask_1_07.txt | WA | 175 ms | 26060 KB |
subtask_1_08.txt | WA | 106 ms | 20180 KB |
subtask_1_09.txt | AC | 79 ms | 21588 KB |
subtask_1_10.txt | WA | 88 ms | 21716 KB |
subtask_1_11.txt | WA | 99 ms | 21972 KB |
subtask_1_12.txt | WA | 75 ms | 23252 KB |
subtask_1_13.txt | WA | 101 ms | 22100 KB |
subtask_1_14.txt | WA | 165 ms | 31988 KB |
subtask_1_15.txt | WA | 230 ms | 37752 KB |
subtask_1_16.txt | WA | 146 ms | 27476 KB |
subtask_1_17.txt | WA | 175 ms | 34348 KB |
subtask_1_18.txt | AC | 233 ms | 40972 KB |