結果

問題 No.623 fudan no modulus to tigau
ユーザー yuya178yuya178
提出日時 2017-12-23 00:11:59
言語 Java
(openjdk 23)
結果
AC  
実行時間 55 ms / 2,000 ms
コード長 4,219 bytes
コンパイル時間 2,368 ms
コンパイル使用メモリ 81,696 KB
実行使用メモリ 50,292 KB
最終ジャッジ日時 2024-12-17 23:53:16
合計ジャッジ時間 3,825 ms
ジャッジサーバーID
(参考情報)
judge5 / 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 * 2
other AC * 12
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.io.*;
import java.util.*;
import java.math.*;
// import java.awt.Point;
public class Main {
InputStream is;
PrintWriter out;
String INPUT = "";
long MOD = 998244353;
long inf = Long.MAX_VALUE;
void solve()
{
int n = ni();
int[] t = new int[n+1];
int[] a = new int[n+1];
int[] b = new int[n+1];
for(int i = 2; i <= n; i++){
t[i] = ni();
a[i] = ni();
b[i] = ni();
}
int q = ni();
int[] x = new int[q];
for(int i = 0; i < q; i++){
x[i] = ni();
long ans = f(t,a,b,x[i],n);
out.println(ans);
}
}
long f(int[] t, int[] a, int[] b, int x, int n){
long[] f = new long[n+1];
f[0] = 1;
f[1] = x;
for(int i = 2; i <= n; i++){
if(t[i]==1){
f[i] = f[a[i]] + f[b[i]];
}
if(t[i]==2){
f[i] = a[i] * f[b[i]];
}
if(t[i]==3){
f[i] = f[a[i]] * f[b[i]];
}
f[i] %= MOD;
}
return f[n];
}
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)); }
}
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