Submission #2246956
Source Code Expand
#include<iostream> #include<cstdio> #include<cstdlib> #include<cstring> #include<algorithm> #include<cmath> using namespace std; int n,m,q; char ma[2010][2010]; int a[2010][2010],li[2010][2010],ha[2010][2010]; int main(){ int i,j; scanf("%d%d%d",&n,&m,&q); for(i=1;i<=n;++i){ scanf("%s",ma[i]); for(j=m;j>=1;--j) ma[i][j]=ma[i][j-1]; } memset(a,0,sizeof(a)); memset(li,0,sizeof(li)); memset(ha,0,sizeof(ha)); for(i=1;i<=n;++i){ for(j=1;j<=m;++j){ a[i][j]=a[i-1][j]+a[i][j-1]-a[i-1][j-1]; li[i][j]=li[i-1][j]+li[i][j-1]-li[i-1][j-1]; ha[j][i]=ha[j][i-1]+ha[j-1][i]-ha[j-1][i-1]; if(ma[i][j]=='1'){ a[i][j]++; } if(ma[i][j]=='1' && ma[i][j-1]=='1'){ li[i][j]++; } if(ma[i][j]=='1' && ma[i-1][j]=='1'){ ha[j][i]++; } } } int x,y,xa,ya; for(i=1;i<=q;++i){ scanf("%d%d%d%d",&x,&y,&xa,&ya); int one=a[xa][ya]-a[x-1][ya]-a[xa][y-1]+a[x-1][y-1]; int ans,kk; kk=li[xa][ya]-li[xa][y]-li[x-1][ya]+li[x-1][y]; kk+=ha[ya][xa]-ha[ya][x]-ha[y-1][xa]+ha[y-1][x]; ans=one-kk; printf("%d\n",ans); } return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Nuske vs Phantom Thnook |
User | vjudge3 |
Language | C++14 (GCC 5.4.1) |
Score | 700 |
Code Size | 1067 Byte |
Status | AC |
Exec Time | 159 ms |
Memory | 53120 KB |
Compile Error
./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:15:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",ma[i]); ^ ./Main.cpp:39:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d",&x,&y,&xa,&ya); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 700 / 700 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | s1.txt, s2.txt |
All | 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 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 132 ms | 52736 KB |
02.txt | AC | 156 ms | 52608 KB |
03.txt | AC | 132 ms | 52736 KB |
04.txt | AC | 156 ms | 52480 KB |
05.txt | AC | 134 ms | 52864 KB |
06.txt | AC | 159 ms | 52608 KB |
07.txt | AC | 121 ms | 52480 KB |
08.txt | AC | 145 ms | 52480 KB |
09.txt | AC | 126 ms | 52608 KB |
10.txt | AC | 153 ms | 52480 KB |
11.txt | AC | 131 ms | 52736 KB |
12.txt | AC | 116 ms | 52352 KB |
13.txt | AC | 83 ms | 52352 KB |
14.txt | AC | 85 ms | 50176 KB |
15.txt | AC | 79 ms | 49792 KB |
16.txt | AC | 84 ms | 50048 KB |
17.txt | AC | 82 ms | 52352 KB |
18.txt | AC | 83 ms | 51968 KB |
19.txt | AC | 85 ms | 50176 KB |
20.txt | AC | 138 ms | 51840 KB |
21.txt | AC | 121 ms | 52096 KB |
22.txt | AC | 153 ms | 52480 KB |
23.txt | AC | 85 ms | 50176 KB |
24.txt | AC | 153 ms | 52480 KB |
25.txt | AC | 78 ms | 49792 KB |
26.txt | AC | 82 ms | 49920 KB |
27.txt | AC | 80 ms | 49920 KB |
28.txt | AC | 83 ms | 51968 KB |
29.txt | AC | 82 ms | 52352 KB |
30.txt | AC | 84 ms | 50048 KB |
31.txt | AC | 125 ms | 53120 KB |
32.txt | AC | 147 ms | 52736 KB |
33.txt | AC | 127 ms | 52480 KB |
34.txt | AC | 150 ms | 52736 KB |
35.txt | AC | 125 ms | 52352 KB |
36.txt | AC | 148 ms | 52224 KB |
37.txt | AC | 124 ms | 52352 KB |
38.txt | AC | 149 ms | 52224 KB |
39.txt | AC | 125 ms | 52864 KB |
40.txt | AC | 147 ms | 52736 KB |
41.txt | AC | 128 ms | 52480 KB |
42.txt | AC | 149 ms | 52352 KB |
43.txt | AC | 122 ms | 51968 KB |
44.txt | AC | 145 ms | 52096 KB |
45.txt | AC | 14 ms | 49408 KB |
46.txt | AC | 14 ms | 49408 KB |
47.txt | AC | 14 ms | 49408 KB |
48.txt | AC | 14 ms | 49408 KB |
s1.txt | AC | 14 ms | 49536 KB |
s2.txt | AC | 14 ms | 49408 KB |