結果
| 問題 | No.442 和と積 | 
| コンテスト | |
| ユーザー |  nCk_cv | 
| 提出日時 | 2016-11-16 08:53:58 | 
| 言語 | Java (openjdk 23) | 
| 結果 | 
                                AC
                                 
                             | 
| 実行時間 | 55 ms / 1,000 ms | 
| コード長 | 2,987 bytes | 
| コンパイル時間 | 2,602 ms | 
| コンパイル使用メモリ | 78,204 KB | 
| 実行使用メモリ | 37,056 KB | 
| 最終ジャッジ日時 | 2024-07-04 22:42:24 | 
| 合計ジャッジ時間 | 3,973 ms | 
| ジャッジサーバーID (参考情報) | judge1 / judge3 | 
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| ファイルパターン | 結果 | 
|---|---|
| sample | AC * 3 | 
| other | AC * 18 | 
ソースコード
import java.io.*;
import java.math.BigInteger;
import java.util.*;
public class Main {
	static long MOD = 1000000007;
	public static void main(String[] args) {
		FastScanner sc = new FastScanner();
		BigInteger a = new BigInteger(sc.next());
		BigInteger b = new BigInteger(sc.next());
		BigInteger c = a.add(b);
		BigInteger d = a.multiply(b);
		BigInteger e = c.gcd(d);
		System.out.println(e.toString(10));
	}
	
	
	
	
}
 
class FastScanner {
    private final InputStream in = System.in;
    private final byte[] buffer = new byte[1024];
    private int ptr = 0;
    private int buflen = 0;
    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 boolean isPrintableChar(int c) { return 33 <= c && c <= 126;}
    private void skipUnprintable() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++;}
    public boolean hasNext() { skipUnprintable(); 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 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() {
        if (!hasNext()) throw new NoSuchElementException();
        int 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();
        }
    }
}
            
            
            
        