Submission #1232565
Source Code Expand
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; public class Main { static void solve(FastScanner sc, PrintWriter out) { int H = sc.ni(); int W = sc.ni(); int cnt = 0; for (int h = 0; h < H; h++) { for (int w = 0; w < W; w++) { if (sc.nc() == '#') cnt++; } } out.println(cnt == H + W - 1 ? "Possible" : "Impossible"); } public static void main(String[] args) { FastScanner sc = new FastScanner(System.in); PrintWriter out = new PrintWriter(System.out); solve(sc, out); out.flush(); } static class FastScanner { private final InputStream is; private byte[] inbuf = new byte[1024]; private int lenbuf = 0, ptrbuf = 0; FastScanner(InputStream is) { this.is = is; } char nc() { return (char) skip(); } char[] nca(int n) { char[] buf = new char[n]; int b = skip(), p = 0; while (p < n && !(isSpaceChar(b))) { buf[p++] = (char) b; b = readByte(); } return n == p ? buf : Arrays.copyOf(buf, p); } char[][] nca2(int n, int m) { char[][] buf = new char[m][n]; for (int i = 0; i < m; i++) { buf[i] = nca(n); } return buf; } String ns() { int b = skip(); StringBuilder sb = new StringBuilder(); while (!(isSpaceChar(b))) { sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } int ni() { int num = 0, b; boolean minus = false; while ((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-')) ; if (b == '-') { minus = true; b = readByte(); } while (true) { if (b >= '0' && b <= '9') { num = num * 10 + (b - '0'); } else { return minus ? -num : num; } b = readByte(); } } int[] nia(int n) { int[] a = new int[n]; for (int i = 0; i < n; i++) a[i] = ni(); return a; } long nl() { long num = 0, b; boolean minus = false; while ((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-')) ; if (b == '-') { minus = true; b = readByte(); } while (true) { if (b >= '0' && b <= '9') { num = num * 10 + (b - '0'); } else { return minus ? -num : num; } b = readByte(); } } double nd() { return Double.parseDouble(ns()); } private int readByte() { if (lenbuf == -1) throw new InputMismatchException(); if (ptrbuf >= lenbuf) { ptrbuf = 0; try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); } if (lenbuf <= 0) return -1; } return inbuf[ptrbuf++]; } private int skip() { int b; while ((b = readByte()) != -1 && isSpaceChar(b)) ; return b; } private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); } } }
Submission Info
Submission Time | |
---|---|
Task | A - Shik and Stone |
User | keitoff314 |
Language | Java8 (OpenJDK 1.8.0) |
Score | 200 |
Code Size | 3956 Byte |
Status | AC |
Exec Time | 70 ms |
Memory | 22484 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 200 / 200 | ||||
Status |
|
|
Set Name | Test Cases |
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Sample | example0.txt, example1.txt, example2.txt |
All | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, example0.txt, example1.txt, example2.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 67 ms | 18260 KB |
001.txt | AC | 66 ms | 18004 KB |
002.txt | AC | 68 ms | 19156 KB |
003.txt | AC | 68 ms | 21076 KB |
004.txt | AC | 68 ms | 18132 KB |
005.txt | AC | 69 ms | 18772 KB |
006.txt | AC | 68 ms | 21332 KB |
007.txt | AC | 69 ms | 19540 KB |
008.txt | AC | 68 ms | 17108 KB |
009.txt | AC | 66 ms | 21204 KB |
010.txt | AC | 66 ms | 19284 KB |
011.txt | AC | 67 ms | 20692 KB |
012.txt | AC | 68 ms | 19028 KB |
013.txt | AC | 67 ms | 16852 KB |
014.txt | AC | 68 ms | 18900 KB |
015.txt | AC | 67 ms | 21332 KB |
016.txt | AC | 68 ms | 21204 KB |
017.txt | AC | 70 ms | 20948 KB |
018.txt | AC | 69 ms | 21204 KB |
example0.txt | AC | 70 ms | 17748 KB |
example1.txt | AC | 67 ms | 19540 KB |
example2.txt | AC | 69 ms | 22484 KB |