提出 #26281615

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ソースコード 拡げる

import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.StringTokenizer;
import java.io.IOException;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.InputStream;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 */
public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        MyScanner in = new MyScanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        B solver = new B();
        solver.solve(1, in, out);
        out.close();
    }

    static class B {
        public void solve(int testNumber, MyScanner in, PrintWriter out) {
            char[] S = in.next().toCharArray(), T = in.next().toCharArray();
            boolean flip = false;
            for (int i = 0; i < S.length; i++) {
                if (S[i] != T[i]) {
                    if (flip || i + 1 == S.length || S[i + 1] != T[i]) {
                        out.println("No");
                        return;
                    }
                    flip = true;
                    char temp = S[i];
                    S[i] = S[i + 1];
                    S[i + 1] = temp;

                }
            }
            out.println("Yes");
        }

    }

    static class MyScanner {
        private BufferedReader in;
        private StringTokenizer st;

        public MyScanner(InputStream stream) {
            in = new BufferedReader(new InputStreamReader(stream));
        }

        public String next() {
            while (st == null || !st.hasMoreTokens()) {
                try {
                    String rl = in.readLine();
                    if (rl == null) {
                        return null;
                    }
                    st = new StringTokenizer(rl);
                } catch (IOException e) {
                    return null;
                }
            }
            return st.nextToken();
        }

    }
}

提出情報

ジャッジ結果