Cet article présente principalement le code source d'implémentation Java Fast IO dans ICPC, qui a une certaine valeur de référence. Les amis qui en ont besoin peuvent en apprendre davantage.
Cet article présentera l'implémentation Java d'ICPC fast IO. Jetons un coup d'œil au code spécifique.
Ne pas gérer EOF :
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.Random; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; import java.io.BufferedReader; import java.util.Comparator; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top */ public class Main { public static void main(String[] args) { InputStream inputStream = System.in; OutputStream outputStream = System.out; InputReader in = new InputReader(inputStream); PrintWriter out = new PrintWriter(outputStream); TaskD solver = new TaskD(); solver.solve(1, in, out); out.close(); } static class TaskD { public void solve(int testNumber, InputReader in, PrintWriter out) { } } static class InputReader { public BufferedReader reader; public StringTokenizer tokenizer; public InputReader(InputStream stream) { reader = new BufferedReader(new InputStreamReader(stream), 32768); tokenizer = null; } public String next() { while (tokenizer == null || !tokenizer.hasMoreTokens()) { try { tokenizer = new StringTokenizer(reader.readLine()); } catch (IOException e) { throw new RuntimeException(e); } } return tokenizer.nextToken(); } public int nextInt() { return Integer.parseInt(next()); } } }
Gérer EOF :
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.math.BigInteger; import java.util.Arrays; import java.util.Random; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; import java.io.BufferedReader; import java.util.Comparator; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top */ public class Main { public static void main(String[] args) { InputStream inputStream = System.in; OutputStream outputStream = System.out; InputReader in = new InputReader(inputStream); PrintWriter out = new PrintWriter(outputStream); TaskD solver = new TaskD(); solver.solve(1, in, out); out.close(); } static class TaskD { public void solve(int testNumber, InputReader in, PrintWriter out) { while(in.hasNext()) { int a=in.nextInt(); int b=in.nextInt(); System.out.println(a+b); } } } static class InputReader { public BufferedReader reader; public StringTokenizer tokenizer; public InputReader(InputStream stream) { reader = new BufferedReader(new InputStreamReader(stream), 32768); tokenizer = null; } public boolean hasNext() { while (tokenizer == null || !tokenizer.hasMoreTokens()) { try { String line = reader.readLine(); if(line == null) return false; tokenizer = new StringTokenizer(line); } catch (IOException e) { throw new RuntimeException(e); } } return true; } public String next() { return tokenizer.nextToken(); } public int nextInt() { return Integer.parseInt(next()); } } }
Résumé
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