結果
問題 | No.668 6.0*10^23 |
ユーザー |
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提出日時 | 2019-07-17 20:08:59 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 144 ms / 2,000 ms |
コード長 | 3,289 bytes |
コンパイル時間 | 2,942 ms |
コンパイル使用メモリ | 79,580 KB |
実行使用メモリ | 40,588 KB |
最終ジャッジ日時 | 2024-12-23 06:24:34 |
合計ジャッジ時間 | 10,532 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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ファイルパターン | 結果 |
---|---|
other | AC * 50 |
ソースコード
import java.io.IOException;import java.io.InputStream;import java.io.PrintWriter;import java.util.Arrays;import java.util.InputMismatchException;import java.util.NoSuchElementException;public class Main {static PrintWriter out;static InputReader ir;static void solve() {String s = ir.next();int a = Integer.parseInt(s.substring(0, 2));if (s.charAt(2) >= '5')a++;if (a == 100) {out.println("1.0*10^" + (s.length()));} else {out.println((a / 10) + "." + (a % 10) + "*10^" + (s.length() - 1));}}public static void main(String[] args) {ir = new InputReader(System.in);out = new PrintWriter(System.out);solve();out.flush();}static class InputReader {private InputStream in;private byte[] buffer = new byte[1024];private int curbuf;private int lenbuf;public InputReader(InputStream in) {this.in = in;this.curbuf = this.lenbuf = 0;}public boolean hasNextByte() {if (curbuf >= lenbuf) {curbuf = 0;try {lenbuf = in.read(buffer);} catch (IOException e) {throw new InputMismatchException();}if (lenbuf <= 0)return false;}return true;}private int readByte() {if (hasNextByte())return buffer[curbuf++];elsereturn -1;}private boolean isSpaceChar(int c) {return !(c >= 33 && c <= 126);}private void skip() {while (hasNextByte() && isSpaceChar(buffer[curbuf]))curbuf++;}public boolean hasNext() {skip();return hasNextByte();}public String next() {if (!hasNext())throw new NoSuchElementException();StringBuilder sb = new StringBuilder();int b = readByte();while (!isSpaceChar(b)) {sb.appendCodePoint(b);b = readByte();}return sb.toString();}public int nextInt() {if (!hasNext())throw new NoSuchElementException();int c = readByte();while (isSpaceChar(c))c = readByte();boolean minus = false;if (c == '-') {minus = true;c = readByte();}int res = 0;do {if (c < '0' || c > '9')throw new InputMismatchException();res = res * 10 + c - '0';c = readByte();} while (!isSpaceChar(c));return (minus) ? -res : res;}public long nextLong() {if (!hasNext())throw new NoSuchElementException();int c = readByte();while (isSpaceChar(c))c = readByte();boolean minus = false;if (c == '-') {minus = true;c = readByte();}long res = 0;do {if (c < '0' || c > '9')throw new InputMismatchException();res = res * 10 + c - '0';c = readByte();} while (!isSpaceChar(c));return (minus) ? -res : res;}public double nextDouble() {return Double.parseDouble(next());}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;}public char[][] nextCharMap(int n, int m) {char[][] map = new char[n][m];for (int i = 0; i < n; i++)map[i] = next().toCharArray();return map;}}static void tr(Object... o) {out.println(Arrays.deepToString(o));}}