Submission #2634574
Source Code Expand
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class Main { int n; char[] ss; int[] cs; public static void main(String args[]) { new Main().run(); } void run() { FastReader sc = new FastReader(); n = sc.nextInt(); ss = sc.next().toCharArray(); cs = new int[n]; for (int i = 0; i < n; i++) { cs[i] = sc.nextInt(); } solve(); } void solve() { boolean[][] palTable = new boolean[n][n]; for (int i = 0; i < n; i++) { int l = i; int r = i; while (l >= 0 && r < n && ss[l] == ss[r]) { palTable[l][r] = true; l--; r++; } l = i; r = i + 1; while (l >= 0 && r < n && ss[l] == ss[r]) { palTable[l][r] = true; l--; r++; } } int[] dp = new int[n + 1]; for (int i = 1; i <= n; i++) { dp[i] = 1 << 30; } for (int r = 0; r < n; r++) { for (int l = r; l >= 0; l--) { if (palTable[l][r]) { dp[r + 1] = Math.min(dp[r + 1], dp[l] + cs[r - l]); } } } System.out.println(dp[n]); } static class FastReader { BufferedReader br; StringTokenizer st; public FastReader() { br = new BufferedReader(new InputStreamReader(System.in)); } String next() { while (st == null || !st.hasMoreElements()) { try { st = new StringTokenizer(br.readLine()); } catch (IOException e) { e.printStackTrace(); } } return st.nextToken(); } int nextInt() { return Integer.parseInt(next()); } long nextLong() { return Long.parseLong(next()); } double nextDouble() { return Double.parseDouble(next()); } String nextLine() { String str = ""; try { str = br.readLine(); } catch (IOException e) { e.printStackTrace(); } return str; } } }
Submission Info
Submission Time | |
---|---|
Task | C - Palindrome Concatenation |
User | ynish |
Language | Java8 (OpenJDK 1.8.0) |
Score | 100 |
Code Size | 2681 Byte |
Status | AC |
Exec Time | 254 ms |
Memory | 52436 KB |
Judge Result
Set Name | Sample | Dataset1 | Dataset2 | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 40 / 40 | 60 / 60 | ||||||
Status |
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|
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Set Name | Test Cases |
---|---|
Sample | sample-01.txt, sample-02.txt, sample-03.txt |
Dataset1 | sample-01.txt, sample-02.txt, sample-03.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt, 01-15.txt, 01-16.txt, 01-17.txt, 01-18.txt, 01-19.txt, 01-20.txt, 01-21.txt |
Dataset2 | 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt, 01-15.txt, 01-16.txt, 01-17.txt, 01-18.txt, 01-19.txt, 01-20.txt, 01-21.txt, 02-01.txt, 02-02.txt, 02-03.txt, 02-04.txt, 02-05.txt, 02-06.txt, 02-07.txt, 02-08.txt, 02-09.txt, 02-10.txt, 02-11.txt, 02-12.txt, 02-13.txt, 02-14.txt, 02-15.txt, 02-16.txt, 02-17.txt, 02-18.txt, 02-19.txt, 02-20.txt, 02-21.txt, 02-22.txt, 02-23.txt, 02-24.txt, sample-01.txt, sample-02.txt, sample-03.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01-01.txt | AC | 73 ms | 19156 KB |
01-02.txt | AC | 70 ms | 18388 KB |
01-03.txt | AC | 82 ms | 18388 KB |
01-04.txt | AC | 82 ms | 18388 KB |
01-05.txt | AC | 74 ms | 18132 KB |
01-06.txt | AC | 72 ms | 18388 KB |
01-07.txt | AC | 71 ms | 19284 KB |
01-08.txt | AC | 74 ms | 19412 KB |
01-09.txt | AC | 72 ms | 19284 KB |
01-10.txt | AC | 74 ms | 20948 KB |
01-11.txt | AC | 73 ms | 21204 KB |
01-12.txt | AC | 73 ms | 21588 KB |
01-13.txt | AC | 82 ms | 20436 KB |
01-14.txt | AC | 74 ms | 18772 KB |
01-15.txt | AC | 74 ms | 18772 KB |
01-16.txt | AC | 73 ms | 19412 KB |
01-17.txt | AC | 72 ms | 18900 KB |
01-18.txt | AC | 83 ms | 20948 KB |
01-19.txt | AC | 73 ms | 21332 KB |
01-20.txt | AC | 75 ms | 21332 KB |
01-21.txt | AC | 72 ms | 19284 KB |
02-01.txt | AC | 83 ms | 18388 KB |
02-02.txt | AC | 107 ms | 22680 KB |
02-03.txt | AC | 107 ms | 29012 KB |
02-04.txt | AC | 165 ms | 50516 KB |
02-05.txt | AC | 254 ms | 51924 KB |
02-06.txt | AC | 159 ms | 50388 KB |
02-07.txt | AC | 158 ms | 48852 KB |
02-08.txt | AC | 253 ms | 49236 KB |
02-09.txt | AC | 168 ms | 48852 KB |
02-10.txt | AC | 154 ms | 50388 KB |
02-11.txt | AC | 161 ms | 50004 KB |
02-12.txt | AC | 157 ms | 49748 KB |
02-13.txt | AC | 161 ms | 50260 KB |
02-14.txt | AC | 162 ms | 50772 KB |
02-15.txt | AC | 162 ms | 50388 KB |
02-16.txt | AC | 174 ms | 50132 KB |
02-17.txt | AC | 170 ms | 48596 KB |
02-18.txt | AC | 165 ms | 50388 KB |
02-19.txt | AC | 168 ms | 50644 KB |
02-20.txt | AC | 161 ms | 52436 KB |
02-21.txt | AC | 151 ms | 50388 KB |
02-22.txt | AC | 162 ms | 50772 KB |
02-23.txt | AC | 229 ms | 50260 KB |
02-24.txt | AC | 215 ms | 52436 KB |
sample-01.txt | AC | 72 ms | 20692 KB |
sample-02.txt | AC | 83 ms | 20820 KB |
sample-03.txt | AC | 71 ms | 19284 KB |