結果

問題 No.1509 Swap!!
ユーザー shojin_pro
提出日時 2021-05-14 23:56:53
言語 Java
(openjdk 23)
結果
AC  
実行時間 438 ms / 2,000 ms
コード長 3,794 bytes
コンパイル時間 2,296 ms
コンパイル使用メモリ 79,392 KB
実行使用メモリ 61,888 KB
最終ジャッジ日時 2024-10-02 06:31:00
合計ジャッジ時間 15,080 ms
ジャッジサーバーID
(参考情報)
judge1 / judge4
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 1
other AC * 30
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

import java.util.*;
import java.io.*;
public class Main {
static FastScanner sc = new FastScanner(System.in);
static PrintWriter pw = new PrintWriter(System.out);
static StringBuilder sb = new StringBuilder();
static long mod = (long) 1e9 + 7;
public static void main(String[] args) throws Exception {
int T = sc.nextInt();
for(int i = 0; i < T; i++) solve();
pw.flush();
}
public static void solve() {
long n = sc.nextLong();
long a = sc.nextLong();
long b = sc.nextLong();
if(a == b){
pw.println((n-a) >= n-1 && a == 1? "YES" : "NO");
}else{
long gcd = gcd(a,b);
pw.println((n-a) + (n-b) >= n-1 && gcd == 1 ? "YES" : "NO");
}
}
private static long gcd(long a, long b){
while (b > 0)
{
long temp = b;
b = a % b; // % is remainder
a = temp;
}
return a;
}
static class GeekInteger {
public static void save_sort(int[] array) {
shuffle(array);
Arrays.sort(array);
}
public static int[] shuffle(int[] array) {
int n = array.length;
Random random = new Random();
for (int i = 0, j; i < n; i++) {
j = i + random.nextInt(n - i);
int randomElement = array[j];
array[j] = array[i];
array[i] = randomElement;
}
return array;
}
public static void save_sort(long[] array) {
shuffle(array);
Arrays.sort(array);
}
public static long[] shuffle(long[] array) {
int n = array.length;
Random random = new Random();
for (int i = 0, j; i < n; i++) {
j = i + random.nextInt(n - i);
long randomElement = array[j];
array[j] = array[i];
array[i] = randomElement;
}
return array;
}
}
}
class FastScanner {
private BufferedReader reader = null;
private StringTokenizer tokenizer = null;
public FastScanner(InputStream in) {
reader = new BufferedReader(new InputStreamReader(in));
tokenizer = null;
}
public FastScanner(FileReader in) {
reader = new BufferedReader(in);
tokenizer = null;
}
public String next() {
if (tokenizer == null || !tokenizer.hasMoreTokens()) {
try {
tokenizer = new StringTokenizer(reader.readLine());
} catch (IOException e) {
throw new RuntimeException(e);
}
}
return tokenizer.nextToken();
}
public String nextLine() {
if (tokenizer == null || !tokenizer.hasMoreTokens()) {
try {
return reader.readLine();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
return tokenizer.nextToken("\n");
}
public long nextLong() {
return Long.parseLong(next());
}
public int nextInt() {
return Integer.parseInt(next());
}
public double nextDouble() {
return Double.parseDouble(next());
}
public String[] nextArray(int n) {
String[] a = new String[n];
for (int i = 0; i < n; i++)
a[i] = next();
return a;
}
public int[] nextIntArray(int n) {
int[] a = new int[n];
for (int i = 0; i < n; i++)
a[i] = nextInt();
return a;
}
public long[] nextLongArray(int n) {
long[] a = new long[n];
for (int i = 0; i < n; i++)
a[i] = nextLong();
return a;
}
}
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