Submission #1262320
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.io.BufferedWriter; import java.io.Writer; import java.io.OutputStreamWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * * @author ilyakor */ 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); TaskA solver = new TaskA(); solver.solve(1, in, out); out.close(); } static class TaskA { public void solve(int testNumber, InputReader in, OutputWriter out) { int a = in.nextInt(); int b = in.nextInt(); int c = in.nextInt(); int res = 0; while (true) { if (a % 2 == 1 || b % 2 == 1 || c % 2 == 1) { out.printLine(res); return; } if (a == b && a == c) { out.printLine(-1); return; } int na = (b + c) / 2; int nb = (a + c) / 2; int nc = (a + b) / 2; a = na; b = nb; c = nc; ++res; } } } static class InputReader { private InputStream stream; private byte[] buffer = new byte[10000]; private int cur; private int count; public InputReader(InputStream stream) { this.stream = stream; } public static boolean isSpace(int c) { return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1; } public int read() { if (count == -1) { throw new InputMismatchException(); } try { if (cur >= count) { cur = 0; count = stream.read(buffer); if (count <= 0) { return -1; } } } catch (IOException e) { throw new InputMismatchException(); } return buffer[cur++]; } public int readSkipSpace() { int c; do { c = read(); } while (isSpace(c)); return c; } public int nextInt() { int sgn = 1; int c = readSkipSpace(); if (c == '-') { sgn = -1; c = read(); } int res = 0; do { if (c < '0' || c > '9') { throw new InputMismatchException(); } res = res * 10 + c - '0'; c = read(); } while (!isSpace(c)); res *= sgn; return res; } } 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 print(Object... objects) { for (int i = 0; i < objects.length; i++) { if (i != 0) { writer.print(' '); } writer.print(objects[i]); } } public void printLine(Object... objects) { print(objects); writer.println(); } public void close() { writer.close(); } } }
Submission Info
Submission Time | |
---|---|
Task | A - Cookie Exchanges |
User | ilyakor |
Language | Java8 (OpenJDK 1.8.0) |
Score | 300 |
Code Size | 3458 Byte |
Status | AC |
Exec Time | 70 ms |
Memory | 21588 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
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Set Name | Test Cases |
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Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, in1.txt, in10.txt, in11.txt, in2.txt, in3.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 70 ms | 21588 KB |
in10.txt | AC | 70 ms | 18644 KB |
in11.txt | AC | 70 ms | 18900 KB |
in2.txt | AC | 69 ms | 18900 KB |
in3.txt | AC | 70 ms | 19028 KB |
in4.txt | AC | 70 ms | 20436 KB |
in5.txt | AC | 69 ms | 19284 KB |
in6.txt | AC | 68 ms | 18260 KB |
in7.txt | AC | 67 ms | 19540 KB |
in8.txt | AC | 70 ms | 19668 KB |
in9.txt | AC | 70 ms | 19412 KB |
sample1.txt | AC | 69 ms | 18132 KB |
sample2.txt | AC | 68 ms | 17876 KB |
sample3.txt | AC | 68 ms | 21332 KB |