結果

問題 No.252 "良問"(良問とは言っていない (2)
ユーザー GrenacheGrenache
提出日時 2015-07-27 15:28:49
言語 Java
(openjdk 23)
結果
AC  
実行時間 573 ms / 2,000 ms
コード長 2,645 bytes
コンパイル時間 3,848 ms
コンパイル使用メモリ 78,680 KB
実行使用メモリ 75,396 KB
最終ジャッジ日時 2024-07-16 04:08:46
合計ジャッジ時間 7,022 ms
ジャッジサーバーID
(参考情報)
judge4 / judge1
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
other AC * 7
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.Arrays;
import java.util.Iterator;
public class Main_yukicoder252 {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int t = sc.nextInt();
for (int i = 0; i < t; i++) {
char[] s = sc.next().toCharArray();
int n = s.length;
int[] g = new int[n];
for (int j = 0; j + 3 < n; j++) {
g[j] = ham(s, j, "good");
if (j > 0) {
g[j] = Math.min(g[j - 1], g[j]);
}
}
int[] p = new int[n];
int[] p0 = new int[n];
for (int j = 0; j + 6 < n; j++) {
p[j] = ham(s, j, "problem");
if (j > 0) {
if (p[j] == 0) {
p0[j] = p0[j - 1] + 1;
} else {
p0[j] = p0[j - 1];
}
} else {
if (p[j] == 0) {
p0[j] = 1;
} else {
p0[j] = 0;
}
}
}
for (int j = n - 7; j >= 0; j--) {
if (j < n - 7) {
p[j] = Math.min(p[j + 1], p[j]);
}
}
int min = Integer.MAX_VALUE;
for (int j = 4; j + 6 < n; j++) {
min = Math.min(min, g[j - 4] + p[j] + (j >= 10 ? p0[j - 10] : 0));
}
System.out.println(min);
}
sc.close();
}
private static int ham(char[] s, int j, String string) {
char[] tmp = string.toCharArray();
int ret = 0;
for (int i = 0; i < tmp.length; i++) {
if (s[j + i] != tmp[i]) {
ret++;
}
}
return ret;
}
@SuppressWarnings("unused")
private static class Scanner {
BufferedReader br;
Iterator<String> it;
Scanner (InputStream in) {
br = new BufferedReader(new InputStreamReader(in));
}
String next() throws RuntimeException {
try {
if (it == null || !it.hasNext()) {
it = Arrays.asList(br.readLine().split(" ")).iterator();
}
return it.next();
} catch (IOException e) {
throw new IllegalStateException();
}
}
int nextInt() throws RuntimeException {
return Integer.parseInt(next());
}
long nextLong() throws RuntimeException {
return Long.parseLong(next());
}
float nextFloat() throws RuntimeException {
return Float.parseFloat(next());
}
double nextDouble() throws RuntimeException {
return Double.parseDouble(next());
}
void close() {
try {
br.close();
} catch (IOException e) {
// throw new IllegalStateException();
}
}
}
}
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
0