AtCoder Grand Contest 015

Submission #1590083

Source codeソースコード

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

using namespace std;

char str[2048][2048];
int ver[2048][2048], ori[2048][2048], part[2048][2048];

int main ()
{
    //freopen ("file.in", "r", stdin);

    int n, m, q;
    scanf ("%d %d %d\n", &n, &m, &q);

    for (int i = 1; i <= n; ++i)
    {
        fgets (str[i] + 1, 2048, stdin);

        for (int j = 1; j <= m; ++j)
        {
            ver[i][j] = ver[i - 1][j] + ver[i][j - 1] - ver[i - 1][j - 1] + (str[i][j] == str[i - 1][j] && str[i][j] == '1');
            ori[i][j] = ori[i - 1][j] + ori[i][j - 1] - ori[i - 1][j - 1] + (str[i][j] == str[i][j - 1] && str[i][j] == '1');
            part[i][j] = part[i - 1][j] + part[i][j - 1] - part[i - 1][j - 1] + (str[i][j] == '1');
        }
    }

    for (; q; --q)
    {
        int a, b, x, y;
        scanf ("%d %d %d %d", &a, &b, &x, &y);

        printf ("%d\n", part[x][y] - part[a - 1][y] - part[x][b - 1] + part[a - 1][b - 1] - (ver[x][y] - ver[a][y] - ver[x][b - 1] + ver[a][b - 1]) - (ori[x][y] - ori[a - 1][y] - ori[x][b] + ori[a - 1][b]));
    }

    return 0;
}

Submission

Task問題 C - Nuske vs Phantom Thnook
User nameユーザ名 Theodor1000
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 1133 Byte
File nameファイル名
Exec time実行時間 157 ms
Memory usageメモリ使用量 54912 KB

Compiler messageコンパイルメッセージ

./Main.cpp: In function ‘int main()’:
./Main.cpp:15:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf ("%d %d %d\n", &n, &m, &q);
^
./Main.cpp:19:40: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]
fgets (str[i] + 1, 2048, stdin);
^
./Main.cpp:32:46: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf ("%d %d %d %d", &a, &b, &x, &y);
^

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 122 ms 54528 KB
02.txt AC 149 ms 54400 KB
03.txt AC 122 ms 54528 KB
04.txt AC 149 ms 54400 KB
05.txt AC 123 ms 54784 KB
06.txt AC 152 ms 54400 KB
07.txt AC 120 ms 54400 KB
08.txt AC 157 ms 54400 KB
09.txt AC 118 ms 54528 KB
10.txt AC 151 ms 54400 KB
11.txt AC 122 ms 54528 KB
12.txt AC 112 ms 35840 KB
13.txt AC 81 ms 53120 KB
14.txt AC 73 ms 7168 KB
15.txt AC 66 ms 6656 KB
16.txt AC 72 ms 6912 KB
17.txt AC 80 ms 53120 KB
18.txt AC 98 ms 52736 KB
19.txt AC 70 ms 7040 KB
20.txt AC 143 ms 53760 KB
21.txt AC 120 ms 54016 KB
22.txt AC 156 ms 54400 KB
23.txt AC 75 ms 7808 KB
24.txt AC 149 ms 54400 KB
25.txt AC 67 ms 6656 KB
26.txt AC 72 ms 7296 KB
27.txt AC 69 ms 6912 KB
28.txt AC 97 ms 52736 KB
29.txt AC 80 ms 53120 KB
30.txt AC 74 ms 7040 KB
31.txt AC 123 ms 54912 KB
32.txt AC 153 ms 54656 KB
33.txt AC 121 ms 54400 KB
34.txt AC 152 ms 54656 KB
35.txt AC 121 ms 54144 KB
36.txt AC 150 ms 54144 KB
37.txt AC 121 ms 54144 KB
38.txt AC 149 ms 54144 KB
39.txt AC 122 ms 54784 KB
40.txt AC 150 ms 54656 KB
41.txt AC 121 ms 54400 KB
42.txt AC 148 ms 54144 KB
43.txt AC 119 ms 53760 KB
44.txt AC 148 ms 54016 KB
45.txt AC 1 ms 6272 KB
46.txt AC 1 ms 6272 KB
47.txt AC 1 ms 6272 KB
48.txt AC 1 ms 6272 KB
s1.txt AC 1 ms 6272 KB
s2.txt AC 2 ms 6272 KB