AtCoder Grand Contest 015

Submission #1610237

Source codeソースコード

#include<cstdio>
#include<cstring>
#include<cstdlib>
#include<algorithm>

using namespace std;

const int MX=2005;

int g[MX][MX],ev[MX][MX],eh[MX][MX],v[MX][MX];
int n,m,q;
int main(){
	scanf("%d%d%d",&n,&m,&q);
	for(int i=1;i<=n;i++){
		static char t[MX];
		scanf("%s",t+1);
		for(int j=1;j<=m;j++)
			g[i][j]=t[j]-'0';
		}
	for(int i=1;i<=n;i++)
		for(int j=1;j<=m;j++)
			v[i][j]=v[i-1][j]+v[i][j-1]-v[i-1][j-1]+g[i][j];
	for(int i=2;i<=n;i++)
		for(int j=1;j<=m;j++)
			ev[i][j]=ev[i-1][j]+ev[i][j-1]-ev[i-1][j-1]+(g[i][j]&g[i-1][j]);
	for(int i=1;i<=n;i++)
		for(int j=2;j<=m;j++)
			eh[i][j]=eh[i-1][j]+eh[i][j-1]-eh[i-1][j-1]+(g[i][j]&g[i][j-1]);
	for(int i=1;i<=q;i++){
		int X1,Y1,X2,Y2;
		scanf("%d%d%d%d",&X1,&Y1,&X2,&Y2);
		printf("%d\n",
		(v[X2][Y2]-v[X1-1][Y2]-v[X2][Y1-1]+v[X1-1][Y1-1])
		-(ev[X2][Y2]-ev[X1][Y2]-ev[X2][Y1-1]+ev[X1][Y1-1])
		-(eh[X2][Y2]-eh[X1-1][Y2]-eh[X2][Y1]+eh[X1-1][Y1])
		);
	}
	return 0;
}

Submission

Task問題 C - Nuske vs Phantom Thnook
User nameユーザ名 CommonAnts
Created time投稿日時
Language言語 C++14 (GCC 5.4.1)
Status状態 AC
Score得点 700
Source lengthソースコード長 970 Byte
File nameファイル名
Exec time実行時間 161 ms
Memory usageメモリ使用量 64512 KB

Compiler messageコンパイルメッセージ

./Main.cpp: In function ‘int main()’:
./Main.cpp:13:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d%d",&n,&m,&q);
^
./Main.cpp:16:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%s",t+1);
^
./Main.cpp:31:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d%d%d",&X1,&Y1,&X2,&Y2);
^

Test case

Set

Set name Score得点 / Max score Cases
Sample - s1.txt,s2.txt
All 700 / 700 01.txt,02.txt,03.txt,04.txt,05.txt,06.txt,07.txt,08.txt,09.txt,10.txt,11.txt,12.txt,13.txt,14.txt,15.txt,16.txt,17.txt,18.txt,19.txt,20.txt,21.txt,22.txt,23.txt,24.txt,25.txt,26.txt,27.txt,28.txt,29.txt,30.txt,31.txt,32.txt,33.txt,34.txt,35.txt,36.txt,37.txt,38.txt,39.txt,40.txt,41.txt,42.txt,43.txt,44.txt,45.txt,46.txt,47.txt,48.txt,s1.txt,s2.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
01.txt AC 138 ms 64128 KB
02.txt AC 161 ms 64000 KB
03.txt AC 134 ms 64128 KB
04.txt AC 155 ms 63872 KB
05.txt AC 135 ms 64256 KB
06.txt AC 156 ms 64000 KB
07.txt AC 131 ms 63872 KB
08.txt AC 154 ms 63360 KB
09.txt AC 128 ms 63488 KB
10.txt AC 156 ms 63872 KB
11.txt AC 134 ms 64128 KB
12.txt AC 109 ms 41984 KB
13.txt AC 85 ms 62080 KB
14.txt AC 72 ms 7168 KB
15.txt AC 65 ms 2560 KB
16.txt AC 71 ms 7040 KB
17.txt AC 80 ms 62080 KB
18.txt AC 79 ms 47360 KB
19.txt AC 68 ms 4992 KB
20.txt AC 146 ms 61952 KB
21.txt AC 133 ms 63488 KB
22.txt AC 156 ms 63872 KB
23.txt AC 75 ms 12160 KB
24.txt AC 156 ms 63872 KB
25.txt AC 65 ms 6656 KB
26.txt AC 70 ms 9344 KB
27.txt AC 68 ms 4864 KB
28.txt AC 79 ms 47360 KB
29.txt AC 80 ms 62080 KB
30.txt AC 71 ms 7040 KB
31.txt AC 136 ms 64512 KB
32.txt AC 157 ms 64256 KB
33.txt AC 134 ms 63872 KB
34.txt AC 157 ms 64128 KB
35.txt AC 136 ms 63872 KB
36.txt AC 155 ms 63744 KB
37.txt AC 136 ms 63744 KB
38.txt AC 156 ms 63744 KB
39.txt AC 135 ms 64256 KB
40.txt AC 158 ms 64128 KB
41.txt AC 134 ms 63872 KB
42.txt AC 155 ms 63744 KB
43.txt AC 132 ms 63360 KB
44.txt AC 157 ms 63488 KB
45.txt AC 1 ms 2176 KB
46.txt AC 1 ms 6272 KB
47.txt AC 1 ms 4224 KB
48.txt AC 1 ms 6272 KB
s1.txt AC 1 ms 6272 KB
s2.txt AC 1 ms 6272 KB