Submission #1348538

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Source Code Expand

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

import static java.lang.Integer.parseInt;

/**
 * B006-D-トランプ挿入ソート
 */
public class Main {

	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String line;
		String[] words;

		int N = parseInt(br.readLine());

		int[] a = new int[N];

		for (int i = 0; i < N; i++) {
			a[i] = parseInt(br.readLine());
		}

		int[] dp = new int[N];
		int max = 0;

		for (int i = 0; i < N; i++) {
			dp[i] = 1;
			for (int j = 0; j < i; j++) {
				if (a[j] < a[i]) dp[i] = Math.max(dp[i], dp[j] + 1);
			}
			max = Math.max(max, dp[i]);
		}

		System.out.println(N - max);
	}
}

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