結果
問題 | No.219 巨大数の概算 |
ユーザー | tenten |
提出日時 | 2023-11-15 16:20:25 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 279 ms / 1,500 ms |
コード長 | 2,762 bytes |
コンパイル時間 | 3,519 ms |
コンパイル使用メモリ | 90,956 KB |
実行使用メモリ | 60,788 KB |
最終ジャッジ日時 | 2023-11-15 16:20:45 |
合計ジャッジ時間 | 20,128 ms |
ジャッジサーバーID (参考情報) |
judge12 / judge15 |
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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 | AC | 255 ms
60,652 KB |
testcase_01 | AC | 247 ms
60,304 KB |
testcase_02 | AC | 279 ms
60,292 KB |
testcase_03 | AC | 254 ms
60,284 KB |
testcase_04 | AC | 246 ms
60,292 KB |
testcase_05 | AC | 98 ms
57,064 KB |
testcase_06 | AC | 149 ms
59,804 KB |
testcase_07 | AC | 110 ms
56,756 KB |
testcase_08 | AC | 161 ms
59,632 KB |
testcase_09 | AC | 94 ms
57,064 KB |
testcase_10 | AC | 245 ms
60,280 KB |
testcase_11 | AC | 250 ms
60,788 KB |
testcase_12 | AC | 243 ms
60,276 KB |
testcase_13 | AC | 252 ms
60,268 KB |
testcase_14 | AC | 249 ms
60,392 KB |
testcase_15 | AC | 250 ms
60,524 KB |
testcase_16 | AC | 255 ms
60,280 KB |
testcase_17 | AC | 279 ms
60,428 KB |
testcase_18 | AC | 258 ms
60,304 KB |
testcase_19 | AC | 243 ms
60,536 KB |
testcase_20 | AC | 252 ms
60,312 KB |
testcase_21 | AC | 245 ms
60,424 KB |
testcase_22 | AC | 254 ms
60,264 KB |
testcase_23 | AC | 246 ms
60,356 KB |
testcase_24 | AC | 250 ms
60,296 KB |
testcase_25 | AC | 250 ms
60,656 KB |
testcase_26 | AC | 256 ms
60,260 KB |
testcase_27 | AC | 246 ms
60,272 KB |
testcase_28 | AC | 247 ms
60,668 KB |
testcase_29 | AC | 249 ms
60,664 KB |
testcase_30 | AC | 253 ms
60,672 KB |
testcase_31 | AC | 248 ms
60,524 KB |
testcase_32 | AC | 255 ms
60,268 KB |
testcase_33 | AC | 269 ms
60,672 KB |
testcase_34 | AC | 254 ms
60,640 KB |
testcase_35 | AC | 256 ms
60,280 KB |
testcase_36 | AC | 249 ms
60,760 KB |
testcase_37 | AC | 251 ms
60,168 KB |
testcase_38 | AC | 257 ms
60,272 KB |
testcase_39 | AC | 254 ms
60,280 KB |
testcase_40 | AC | 248 ms
60,284 KB |
testcase_41 | AC | 255 ms
60,548 KB |
testcase_42 | AC | 260 ms
60,652 KB |
testcase_43 | AC | 258 ms
60,308 KB |
testcase_44 | AC | 250 ms
60,432 KB |
testcase_45 | AC | 259 ms
60,292 KB |
testcase_46 | AC | 243 ms
60,544 KB |
testcase_47 | AC | 254 ms
58,760 KB |
testcase_48 | AC | 252 ms
60,276 KB |
testcase_49 | AC | 253 ms
60,272 KB |
testcase_50 | AC | 254 ms
60,572 KB |
testcase_51 | AC | 100 ms
56,932 KB |
ソースコード
import java.io.*; import java.util.*; import java.util.stream.*; public class Main { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(); int n = sc.nextInt(); StringBuilder sb = new StringBuilder(); while (n-- > 0) { sb.append(pow(new Num(sc.nextInt()), sc.nextInt())).append("\n"); } System.out.print(sb); } static Num pow(Num x, int p) { if (p == 0) { return new Num(1); } else if (p % 2 == 0) { return pow(x.pow2(), p / 2); } else { return pow(x, p - 1).multiply(x); } } static class Num { double value; long size; public Num(double value, long size) { this.value = value; this.size = size; normalize(); } public Num(double value) { this(value, 0); } private void normalize() { while (value >= 10) { value /= 10; size++; } } public Num pow2() { return new Num(value * value, size * 2); } public Num multiply(Num x) { return new Num(value * x.value, size + x.size); } public String toString() { int first = (int)(value); int second = (int)((value - first) * 10); return first + " " + second + " " + size; } } } class Utilities { static String arrayToLineString(Object[] arr) { return Arrays.stream(arr).map(x -> x.toString()).collect(Collectors.joining("\n")); } static String arrayToLineString(int[] arr) { return String.join("\n", Arrays.stream(arr).mapToObj(String::valueOf).toArray(String[]::new)); } } class Scanner { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTokenizer(""); StringBuilder sb = new StringBuilder(); public Scanner() throws Exception { } public int nextInt() throws Exception { return Integer.parseInt(next()); } public long nextLong() throws Exception { return Long.parseLong(next()); } public double nextDouble() throws Exception { return Double.parseDouble(next()); } public int[] nextIntArray() throws Exception { return Stream.of(br.readLine().split(" ")).mapToInt(Integer::parseInt).toArray(); } public String next() throws Exception { while (!st.hasMoreTokens()) { st = new StringTokenizer(br.readLine()); } return st.nextToken(); } }