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  1. /* paiza POH! vol.2
  2.  * result:
  3.  * http://p...content-available-to-author-only...a.jp/poh/paizen/result/cebee9fcc16fbd9ebd220e2446220687
  4.  * author: Leonardone @ NEETSDKASU
  5.  */
  6. import java.util.*;
  7. import java.lang.*;
  8. import java.io.*;
  9.  
  10. class Main
  11. {
  12. 	public static void main (String[] args) throws java.lang.Exception
  13. 	{
  14. 		Paiza.getInstance().resolve(new MyResolver());
  15. 	}
  16. }
  17.  
  18. class MyResolver extends Paiza.Resolver
  19. {
  20.  
  21. 	int[][] table = new int[301][301];
  22.  
  23. 	@Override
  24. 	public void setHome(Paiza.Home home) {
  25. 		super.setHome(home);
  26.  
  27.  
  28. 		int[] space2top = new int[home.getW()];
  29.  
  30. 		for (int y = 0; y < home.getH(); y++) {
  31. 			for (int x = 0; x < home.getW(); x++) {
  32. 				if (home.isSpace(x, y)) {
  33. 					space2top[x]++;
  34. 					int s = space2top[x];
  35. 					int t = 1;
  36. 					for (int i = x; i >= 0 && space2top[i] > 0; i--) {
  37. 						if (space2top[i] < s) {
  38. 							s = space2top[i];
  39. 						}
  40. 						table[t][s]++;
  41. 						t++;
  42. 					}
  43. 				} else {
  44. 					space2top[x] = 0;
  45. 				}
  46. 			}
  47. 		}
  48.  
  49. 		for (int t = 1; t <= home.getW(); t++) {
  50. 			int[] temp2 = table[t];
  51. 			for (int s = home.getH() - 1; s > 0; s--) {
  52. 				temp2[s] += temp2[s + 1];
  53. 			}
  54. 		}
  55.  
  56. 	} // setHome()
  57.  
  58. 	@Override
  59. 	public int resolve(Paiza.Widget widget) {
  60. 		return table[widget.getT()][widget.getS()];
  61. 	} // resolve()
  62.  
  63. }
  64.  
  65. final class Paiza
  66. {
  67. 	public static abstract class Resolver
  68. 	{
  69. 		protected Paiza.Home home;
  70.  
  71. 		public void setHome(Paiza.Home home) {
  72. 			this.home = home;
  73. 		}
  74.  
  75. 		public abstract int resolve(Paiza.Widget widget);
  76. 	}
  77.  
  78. 	public static Paiza getInstance() throws java.lang.Exception {
  79. 		if (paiza == null) {
  80. 			paiza = new Paiza();
  81. 		}
  82. 		return paiza;
  83. 	}	
  84.  
  85. 	public void resolve(Resolver resolver) {
  86. 		init(resolver);
  87. 		for (Widget widget : widgets) {
  88. 			answer(resolver.resolve(widget));
  89. 		}
  90. 		flush();
  91. 	}
  92.  
  93.  
  94. 	public final class Home
  95. 	{
  96. 		private final int H;
  97. 		private final int W;
  98. 		private int[][] display;
  99. 		private Home(int H, int W) {
  100. 			this.H = H;
  101. 			this.W = W;
  102. 			display = new int[H][W];
  103. 		}
  104.  
  105. 		private void setDisplay(int x, int y, int e) throws java.lang.Exception {
  106. 			if (x < 0 || x >= W) {
  107. 				throw new ArrayIndexOutOfBoundsException("x : " + x);
  108. 			}
  109. 			if (y < 0 || y >= H) {
  110. 				throw new ArrayIndexOutOfBoundsException("y : " + y);
  111. 			}
  112. 			if (e != 0 && e != 1) {
  113. 				throw new IllegalArgumentException("e");
  114. 			}
  115. 			display[y][x] = e;
  116. 		}
  117.  
  118. 		public int getH() {
  119. 			return H;
  120. 		}
  121.  
  122. 		public int getW() {
  123. 			return W;
  124. 		}
  125.  
  126. 		public boolean isSpace(int x, int y) {
  127. 			if (x < 0 || y < 0 || x >= W || y >= H) {
  128. 				return false;
  129. 			}
  130. 			return display[y][x] == 0;
  131. 		}
  132. 	}
  133.  
  134. 	public final class Widget
  135. 	{
  136. 		private final int s;
  137. 		private final int t;
  138. 		private Widget(int s, int t) {
  139. 			this.s = s;
  140. 			this.t = t;
  141. 		}
  142.  
  143. 		public int getS() {
  144. 			return s;
  145. 		}
  146.  
  147. 		public int getT() {
  148. 			return t;
  149. 		}
  150. 	}
  151.  
  152. 	private static Paiza paiza = null;
  153.  
  154. 	private Home home;
  155. 	private ArrayList<Widget> widgets;
  156.  
  157. 	private Paiza() throws java.lang.Exception {
  158. 		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
  159. 		String[] hw = in.readLine().split(" ");
  160. 		home = new Home(Integer.parseInt(hw[0]), Integer.parseInt(hw[1]));
  161. 		for (int y = 0; y < home.getH(); y++) {
  162. 			String line = in.readLine();
  163. 			for (int x = 0; x < home.getW(); x++) {
  164. 				home.setDisplay(x, y, (int)(line.charAt(x) - '0'));
  165. 			}
  166. 		}
  167. 		int N = Integer.parseInt(in.readLine());
  168. 		widgets = new ArrayList<Widget>(N);
  169. 		for (int i = 0; i< N; i++) {
  170. 			String[] st = in.readLine().split(" ");
  171. 			widgets.add(new Widget(Integer.parseInt(st[0]), Integer.parseInt(st[1])));
  172. 		}
  173. 	}
  174.  
  175. 	private StringBuilder output = null;
  176. 	private static final String NEWLINE = System.getProperty("line.separator");
  177.  
  178. 	private void init(Resolver resolver) {
  179. 		resolver.setHome(home);
  180. 		output = new StringBuilder(widgets.size() * 6);
  181. 	}
  182.  
  183. 	private void answer(int count) {
  184. 		output.append(count);
  185. 		output.append(NEWLINE);
  186. 	}
  187.  
  188. 	private void flush() {
  189. 		System.out.print(output);
  190. 	}
  191. }
  192.  
Success #stdin #stdout 0.08s 380160KB
comments (?)
stdin 
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stdout 
6
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https://ideone.com/tbTfo4
language:
Java (HotSpot 12)
created:
10 years ago
visibility:
secret

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