diff --git "a/JHLEE325/202512/06 BOJ G5 \354\225\224\355\230\270\354\275\224\353\223\234.md" "b/JHLEE325/202512/06 BOJ G5 \354\225\224\355\230\270\354\275\224\353\223\234.md" new file mode 100644 index 00000000..76e8daf4 --- /dev/null +++ "b/JHLEE325/202512/06 BOJ G5 \354\225\224\355\230\270\354\275\224\353\223\234.md" @@ -0,0 +1,38 @@ +```java +import java.io.*; +import java.util.*; + +public class Main { + public static void main(String[] args) throws Exception { + BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); + String s = br.readLine(); + + int n = s.length(); + int[] dp = new int[n + 1]; + int MOD = 1000000; + + if (s.charAt(0) == '0') { + System.out.println(0); + return; + } + + dp[0] = 1; + dp[1] = 1; + + for (int i = 2; i <= n; i++) { + int one = s.charAt(i - 1) - '0'; + int two = (s.charAt(i - 2) - '0') * 10 + (s.charAt(i - 1) - '0'); + + if (one >= 1 && one <= 9) { + dp[i] = (dp[i] + dp[i - 1]) % MOD; + } + + if (two >= 10 && two <= 26) { + dp[i] = (dp[i] + dp[i - 2]) % MOD; + } + } + + System.out.println(dp[n]); + } +} +```