#233652 (Java21) No.643 Two Operations No.2

• 問題: No.643 Two Operations No.2
• ユーザー: yuya178
• 提出日時: 2018-02-03 01:33:48
• 言語: Java21 (openjdk 21)
• 結果: AC
• 実行時間: 52 ms / 2,000 ms
• コード長: 3,716 bytes
• コンパイル時間: 2,362 ms
• コンパイル使用メモリ: 80,252 KB
• 実行使用メモリ: 50,396 KB
• 最終ジャッジ日時: 2024-06-10 01:40:58
• 合計ジャッジ時間: 3,274 ms
• ジャッジサーバーID （参考情報）: judge1 / judge3

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	48 ms; 49,900 KB
testcase_01	AC	49 ms; 49,904 KB
testcase_02	AC	48 ms; 50,232 KB
testcase_03	AC	52 ms; 50,216 KB
testcase_04	AC	50 ms; 50,204 KB
testcase_05	AC	50 ms; 50,116 KB
testcase_06	AC	48 ms; 50,076 KB
testcase_07	AC	47 ms; 50,252 KB
testcase_08	AC	49 ms; 50,332 KB
testcase_09	AC	49 ms; 49,952 KB
testcase_10	AC	50 ms; 50,396 KB
testcase_11	AC	50 ms; 50,224 KB
testcase_12	AC	50 ms; 49,912 KB

ソースコード

import java.io.*;
import java.util.*;
import java.math.*;
// import java.awt.Point;
 
public class Main {
    InputStream is;
    PrintWriter out;
    String INPUT = "";
 
    long mod = 1_000_000_007;
    long inf = Long.MAX_VALUE;

    long sum = 0;

    void solve(){
        int x = ni();
        int y = ni();
        if(x==y){
            out.println(0);
            return;
        }
        if(x==0){
            out.println(2);
            return;
        }
        if(y==0){
            out.println(1);
            return;
        }
        if(x+y==0){
            out.println(3);
            return;
        }
        out.println(-1);
        return;
    }

    void run() throws Exception
    {
        is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes());
        out = new PrintWriter(System.out);
        long s = System.currentTimeMillis();
        solve();
        out.flush();
        if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms");
    }
    
    public static void main(String[] args) throws Exception { new Main().run(); }
    
    private byte[] inbuf = new byte[1024];
    private int lenbuf = 0, ptrbuf = 0;
    
    private int readByte()
    {
        if(lenbuf == -1)throw new InputMismatchException();
        if(ptrbuf >= lenbuf){
            ptrbuf = 0;
            try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); }
            if(lenbuf <= 0)return -1;
        }
        return inbuf[ptrbuf++];
    }
    
    private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); }
    private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; }
    
    private double nd() { return Double.parseDouble(ns()); }
    private char nc() { return (char)skip(); }
    
    private String ns()
    {
        int b = skip();
        StringBuilder sb = new StringBuilder();
        while(!(isSpaceChar(b) && b != ' ')){
            sb.appendCodePoint(b);
            b = readByte();
        }
        return sb.toString();
    }
    
    private char[] ns(int n)
    {
        char[] buf = new char[n];
        int b = skip(), p = 0;
        while(p < n && !(isSpaceChar(b))){
            buf[p++] = (char)b;
            b = readByte();
        }
        return n == p ? buf : Arrays.copyOf(buf, p);
    }
    
    private char[][] nm(int n, int m)
    {
        char[][] map = new char[n][];
        for(int i = 0;i < n;i++)map[i] = ns(m);
        return map;
    }
    
    private int[] na(int n)
    {
        int[] a = new int[n];
        for(int i = 0;i < n;i++)a[i] = ni();
        return a;
    }
    
    private int ni()
    {
        int num = 0, b;
        boolean minus = false;
        while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-'));
        if(b == '-'){
            minus = true;
            b = readByte();
        }
        
        while(true){
            if(b >= '0' && b <= '9'){
                num = num * 10 + (b - '0');
            }else{
                return minus ? -num : num;
            }
            b = readByte();
        }
    }
    
    private long nl()
    {
        long num = 0;
        int b;
        boolean minus = false;
        while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-'));
        if(b == '-'){
            minus = true;
            b = readByte();
        }
        
        while(true){
            if(b >= '0' && b <= '9'){
                num = num * 10 + (b - '0');
            }else{
                return minus ? -num : num;
            }
            b = readByte();
        }
    }
    
    private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); }
 
}