結果

問題 No.894 二種類のバス
ユーザー nishi5451nishi5451
提出日時 2021-07-17 16:47:12
言語 Java21
(openjdk 21)
結果
WA  
実行時間 -
コード長 3,887 bytes
コンパイル時間 3,709 ms
コンパイル使用メモリ 77,596 KB
実行使用メモリ 49,912 KB
最終ジャッジ日時 2023-09-21 10:25:01
合計ジャッジ時間 4,457 ms
ジャッジサーバーID
（参考情報） 		judge14 / judge13
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 WA -
testcase_01 WA -
testcase_02 WA -
testcase_03 WA -
testcase_04 WA -
testcase_05 WA -
testcase_06 WA -
testcase_07 WA -
testcase_08 WA -
testcase_09 WA -
testcase_10 AC 37 ms
49,420 KB
testcase_11 AC 38 ms
49,416 KB
testcase_12 AC 38 ms
49,280 KB
testcase_13 AC 37 ms
49,764 KB
testcase_14 AC 38 ms
49,412 KB
testcase_15 AC 38 ms
49,544 KB
testcase_16 WA -
testcase_17 AC 38 ms
49,296 KB
testcase_18 AC 37 ms
49,460 KB
testcase_19 AC 37 ms
49,224 KB
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ソースコード

diff # 

import java.util.*;
import java.io.*;

public class Main {
	static final int INF = 1<<30;
	static final long INFL = 1L<<60;
	static final int MOD = 1000000007;
	static final int MOD2 = 998244353;
	static List<List<Integer>> g;
	
	static long gcd(long a, long b){
		if(b == 0) return a;
		else return gcd(b, a%b);
	}
	public static void main(String[] args) {
		FastScanner fs = new FastScanner();
		long t = fs.nextLong();
		long a = fs.nextLong();
		long b = fs.nextLong();
		long ans = 0;
		ans += t/a;
		if(t%a != 0) ans++;
		ans += t/b;
		if(t%b != 0) ans++;
		long g = gcd(a,b);
		long lcm = a*b/g;
		if(a/g <= t/b){
			ans -= t/lcm;
			if(t % lcm != 0) ans--;
		}
	
		PrintWriter pw = new PrintWriter(System.out);
		pw.println(ans);
		pw.close();
	}
}

class Util{
	static void print(int[] arr) {
		System.out.print("[");
		for(int i = 0; i < arr.length; i++){
			if(i == arr.length-1) System.out.println(arr[i] + "]");
			else System.out.print(arr[i] + ", ");
		}
	}
	static void print(long[] arr) {
		System.out.print("[");
		for(int i = 0; i < arr.length; i++){
			if(i == arr.length-1) System.out.println(arr[i] + "]");
			else System.out.print(arr[i] + ", ");
		}
	}
	static void print(char[] arr) {
		System.out.print("[");
		for(int i = 0; i < arr.length; i++){
			if(i == arr.length-1) System.out.println(arr[i] + "]");
			else System.out.print(arr[i] + ", ");
		}
	}
	static void print(double[] arr) {
		System.out.print("[");
		for(int i = 0; i < arr.length; i++){
			if(i == arr.length-1) System.out.println(arr[i] + "]");
			else System.out.print(arr[i] + ", ");
		}
	}
	static void print(Integer[] arr) {
		System.out.print("[");
		for(int i = 0; i < arr.length; i++){
			if(i == arr.length-1) System.out.println(arr[i] + "]");
			else System.out.print(arr[i] + ", ");
		}
	}
	static void print(Long[] arr) {
		System.out.print("[");
		for(int i = 0; i < arr.length; i++){
			if(i == arr.length-1) System.out.println(arr[i] + "]");
			else System.out.print(arr[i] + ", ");
		}
	}
	static void print(String[] arr) {
		System.out.print("[");
		for(int i = 0; i < arr.length; i++){
			if(i == arr.length-1) System.out.println(arr[i] + "]");
			else System.out.print(arr[i] + ", ");
		}
	}
}

class FastScanner {
	private InputStream in = System.in;
	private byte[] buffer = new byte[1024];
	private int length = 0, p = 0;
	private boolean hasNextByte() {
		if (p < length) return true;
		else{
			p = 0;
			try{
				length = in.read(buffer);
			}catch(Exception e){
				e.printStackTrace();
			}
			if(length == 0) return false;
		}
		return true;
	}
	private int readByte() {
		if (hasNextByte() == true) return buffer[p++];
		return -1;
	}
	private static boolean isPrintable(int n) {
		return 33 <= n && n <= 126;
	}
	private void skip() {
		while (hasNextByte() && !isPrintable(buffer[p])) p++;
	}
	public boolean hasNext() {
		skip();
		return hasNextByte();
	}
	public String next() {
		if(!hasNext()) throw new NoSuchElementException();
		StringBuilder sb = new StringBuilder();
		int temp = readByte();
		while (isPrintable(temp)) {
			sb.appendCodePoint(temp);
			temp = readByte();
		}
		return sb.toString();
	}
	public int nextInt() {
		return Math.toIntExact(nextLong());
	}
	public int[] nextInts(int n) {
		int[] ar = new int[n];
		for (int i = 0; i < n; i++) ar[i] = nextInt();
		return ar;
	}
	public long[] nextLongs(int n) {
		long[] ar = new long[n];
		for (int i = 0; i < n; i++) ar[i] = nextLong();
		return ar;
	}
	public long nextLong() {
		if(!hasNext()) throw new NoSuchElementException();
		boolean minus = false;
		int temp = readByte();
		if (temp == '-') {
			minus = true;
			temp = readByte();
		}
		if (temp < '0' || '9' < temp) throw new NumberFormatException();
		long n = 0;
		while (isPrintable(temp)) {
			if ('0' <= temp && temp <= '9') {
				n *= 10;
				n += temp - '0';
			}
			temp = readByte();
		}
		return minus ? -n : n;
	}
}
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