結果
| 問題 | No.3610 CHANGE |
| コンテスト | |
| ユーザー |
37zigen
|
| 提出日時 | 2026-08-10 18:11:52 |
| 言語 | Java (openjdk 25.0.2) |
| 結果 |
AC
|
| 実行時間 | 33 ms / 2,000 ms |
| + 933µs | |
| コード長 | 4,088 bytes |
| 記録 | |
| コンパイル時間 | 1,486 ms |
| コンパイル使用メモリ | 87,380 KB |
| 実行使用メモリ | 40,572 KB |
| 最終ジャッジ日時 | 2026-08-10 18:11:56 |
| 合計ジャッジ時間 | 2,939 ms |
|
ジャッジサーバーID (参考情報) |
judge2_0 / judge1_0 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 9 |
ソースコード
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.List;
import java.util.NoSuchElementException;
public class Main {
static MyPrintWriter pw = MyPrintWriter.getInstance();
static FastScanner sc = FastScanner.getInstance();
public static void main(String[] args) throws IOException {
Thread.setDefaultUncaughtExceptionHandler((t, e) -> System.exit(1));
new Main().run();
pw.flush();
}
void run() {
int N = sc.nextInt();
char[] cs = sc.next().toCharArray();
int X = sc.nextInt() - 1;
char c = sc.next().charAt(0);
cs[X] = c;
pw.println(cs);
}
}
class FastScanner {
private static FastScanner instance = null;
private final InputStream in = System.in;
private final byte[] buffer = new byte[1 << 16];
private int ptr = 0;
private int buflen = 0;
private FastScanner() {
}
public static FastScanner getInstance() {
if (instance == null) {
instance = new FastScanner();
}
return instance;
}
private boolean hasNextByte() {
if (ptr < buflen) {
return true;
}
ptr = 0;
try {
buflen = in.read(buffer);
} catch (IOException e) {
e.printStackTrace();
}
return buflen > 0;
}
private int readByte() {
if (hasNextByte()) {
return buffer[ptr++];
} else {
return -1;
}
}
private boolean isPrintableChar(int c) {
return (33 <= c) && (c <= 126);
}
public boolean hasNext() {
while (hasNextByte() && (!isPrintableChar(buffer[ptr]))) {
ptr++;
}
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();
}
while ((b >= '0') && (b <= '9')) {
// n = n * 10 + (b - '0');
n = ((n << 1) + (n << 3)) + (b - '0');
b = readByte();
}
return minus ? -n : n;
}
public int nextInt() {
return ((int) (nextLong()));
}
}
class MyPrintWriter extends PrintWriter {
private static MyPrintWriter instance = null;
private MyPrintWriter() {
super(System.out);
}
public static MyPrintWriter getInstance() {
if (instance == null) {
instance = new MyPrintWriter();
}
return instance;
}
}
// --- Original Code ---
//
//
// import java.io.IOException;
// import java.util.ArrayList;
// import java.util.Arrays;
//
// import library.tools.FastScanner;
// import library.tools.MergeFiles;
// import library.tools.MyPrintWriter;
// import library.util.ArrayUtils;
// import library.util.Fp;
// import library.util.collections.LongArrayList;
// import library.util.graph.ImplicitDigraph;
//
// public class Main {
// static MyPrintWriter pw = MyPrintWriter.getInstance();
// static FastScanner sc = FastScanner.getInstance();
//
// public static void main(String[] args) throws IOException {
// new Main().run();
// pw.flush();
// MergeFiles.export();
// }
//
//
// void run() {
// int N=sc.nextInt();
// char[]cs=sc.next().toCharArray();
// int X=sc.nextInt()-1;
// char c=sc.next().charAt(0);
// cs[X]=c;
// pw.println(cs);
// }
//
// void tr(Object... objects) {
// System.out.println(Arrays.deepToString(objects));
// }
// }
//
37zigen