結果
| 問題 |
No.746 7の倍数
|
| コンテスト | |
| ユーザー |
kqleid
|
| 提出日時 | 2019-07-20 01:22:00 |
| 言語 | Java (openjdk 23) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 3,084 bytes |
| コンパイル時間 | 3,105 ms |
| コンパイル使用メモリ | 79,552 KB |
| 実行使用メモリ | 133,352 KB |
| 最終ジャッジ日時 | 2024-12-26 09:59:04 |
| 合計ジャッジ時間 | 63,385 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 |
|---|---|
| sample | AC * 3 |
| other | AC * 1 TLE * 19 |
ソースコード
import java.io.*;
import java.math.*;
import java.util.*;
public class Main {
static final int MOD = (int)1e9+7;
public static void main(String[] args){
FastScanner sc = new FastScanner(System.in);
PrintWriter out = new PrintWriter(System.out);
solve(sc,out);
out.flush();
}
public static void solve(FastScanner sc, PrintWriter out) {
int n = sc.nextInt();
BigDecimal b = BigDecimal.valueOf(10).pow(n);
BigDecimal tmp = b.divide(BigDecimal.valueOf(7), BigDecimal.ROUND_FLOOR);
out.println(tmp.divide(b));
}
public static long gcd(long a, long b) {
if(a < b) return gcd(b, a);
if(b == 0) return a;
return gcd(b, a % b);
}
public static long lcm(long a, long b) {
return a / gcd(a, b) * b;
}
public static long factorial(int n) {
long a;
if(n > 0) {
a = n * factorial(n - 1);
}else{
a = 1;
}
return a;
}
}
class Pair<K, V> extends AbstractMap.SimpleEntry<K, V> {
public Pair(K key, V value) {
super(key, value);
}
public Pair<V, K> swap() {
return new Pair<V, K>(getValue(), getKey());
}
}
class UnionFind {
int[] par;
public UnionFind(int n) {
par = new int[n];
Arrays.fill(par, -1);
}
int root(int x) {
if(par[x] < 0) return x;
return par[x] = root(par[x]);
}
boolean unite(int x,int y) {
x = root(x);
y = root(y);
if(x == y) return false;
if(size(x) < size(y)) {
int tmp = x;
x = y;
y = tmp;
}
par[x] += par[y];
par[y] = x;
return true;
}
boolean same(int x,int y) {
int rx = root(x);
int ry = root(y);
return rx == ry;
}
int size(int a) {
return -par[root(a)];
}
}
class FastScanner {
private BufferedReader reader = null;
private StringTokenizer tokenizer = null;
public FastScanner(InputStream in) {
reader = new BufferedReader(new InputStreamReader(in));
tokenizer = null;
}
public String next() {
if (tokenizer == null || !tokenizer.hasMoreTokens()) {
try {
tokenizer = new StringTokenizer(reader.readLine());
} catch (IOException e) {
throw new RuntimeException(e);
}
}
return tokenizer.nextToken();
}
public String nextLine() {
if (tokenizer == null || !tokenizer.hasMoreTokens()) {
try {
return reader.readLine();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
return tokenizer.nextToken("\n");
}
public long nextLong() {
return Long.parseLong(next());
}
public int nextInt() {
return Integer.parseInt(next());
}
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;
}
}
kqleid