Submission #939544

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
939544	2024-03-06T13:39:48 Z	Newtonabc	Bitaro the Brave (JOI19_ho_t1)	C++14	100 / 100	237 ms	91324 KB

joi2019_ho_t1

#include<bits/stdc++.h>
using namespace std;
vector<string> tb;
const int N=3e3+10;
int o[N][N];
int e[N][N];
int main(){
	int h,w;
	cin>>h >>w;
	tb.resize(h+10);
	for(int i=0;i<h;i++){
		cin>>tb[i];
	}
	//cout<<1;
	for(int i=0;i<h;i++){
		for(int j=w-1;j>=0;j--){
			o[i][j]=o[i][j+1];
			if(tb[i][j]=='O') o[i][j]++;
		}
	}
	//cout<<2;
	for(int i=h-1;i>=0;i--){
		//cout<<4;
		for(int j=0;j<w;j++){
			//cout<<5;
			e[i][j]=e[i+1][j];
			if(tb[i][j]=='I') e[i][j]++;
		}
	}
	//cout<<3;
	long long sum=0;
	for(int i=0;i<h;i++){
		for(int j=0;j<w;j++){
			if(tb[i][j]=='J') sum+=(o[i][j+1]*e[i+1][j]);
		}
	}
	cout<<sum;
}

Subtask #1

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	1112 KB	Output is correct
6	Correct	1 ms	1116 KB	Output is correct
7	Correct	1 ms	1116 KB	Output is correct
8	Correct	1 ms	1116 KB	Output is correct
9	Correct	1 ms	1116 KB	Output is correct
10	Correct	1 ms	1116 KB	Output is correct
11	Correct	1 ms	1112 KB	Output is correct
12	Correct	1 ms	1112 KB	Output is correct
13	Correct	1 ms	1116 KB	Output is correct

Subtask #2

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	1112 KB	Output is correct
6	Correct	1 ms	1116 KB	Output is correct
7	Correct	1 ms	1116 KB	Output is correct
8	Correct	1 ms	1116 KB	Output is correct
9	Correct	1 ms	1116 KB	Output is correct
10	Correct	1 ms	1116 KB	Output is correct
11	Correct	1 ms	1112 KB	Output is correct
12	Correct	1 ms	1112 KB	Output is correct
13	Correct	1 ms	1116 KB	Output is correct
14	Correct	7 ms	8284 KB	Output is correct
15	Correct	2 ms	6488 KB	Output is correct
16	Correct	4 ms	4700 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	9 ms	8792 KB	Output is correct
19	Correct	7 ms	8540 KB	Output is correct
20	Correct	7 ms	8796 KB	Output is correct
21	Correct	9 ms	8948 KB	Output is correct
22	Correct	7 ms	8792 KB	Output is correct
23	Correct	8 ms	9052 KB	Output is correct
24	Correct	10 ms	9048 KB	Output is correct
25	Correct	7 ms	8796 KB	Output is correct
26	Correct	7 ms	9052 KB	Output is correct

Subtask #3

50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	1112 KB	Output is correct
6	Correct	1 ms	1116 KB	Output is correct
7	Correct	1 ms	1116 KB	Output is correct
8	Correct	1 ms	1116 KB	Output is correct
9	Correct	1 ms	1116 KB	Output is correct
10	Correct	1 ms	1116 KB	Output is correct
11	Correct	1 ms	1112 KB	Output is correct
12	Correct	1 ms	1112 KB	Output is correct
13	Correct	1 ms	1116 KB	Output is correct
14	Correct	7 ms	8284 KB	Output is correct
15	Correct	2 ms	6488 KB	Output is correct
16	Correct	4 ms	4700 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	9 ms	8792 KB	Output is correct
19	Correct	7 ms	8540 KB	Output is correct
20	Correct	7 ms	8796 KB	Output is correct
21	Correct	9 ms	8948 KB	Output is correct
22	Correct	7 ms	8792 KB	Output is correct
23	Correct	8 ms	9052 KB	Output is correct
24	Correct	10 ms	9048 KB	Output is correct
25	Correct	7 ms	8796 KB	Output is correct
26	Correct	7 ms	9052 KB	Output is correct
27	Correct	234 ms	90652 KB	Output is correct
28	Correct	8 ms	36700 KB	Output is correct
29	Correct	14 ms	7980 KB	Output is correct
30	Correct	1 ms	600 KB	Output is correct
31	Correct	173 ms	74836 KB	Output is correct
32	Correct	197 ms	91324 KB	Output is correct
33	Correct	180 ms	90960 KB	Output is correct
34	Correct	198 ms	86844 KB	Output is correct
35	Correct	187 ms	91072 KB	Output is correct
36	Correct	189 ms	90908 KB	Output is correct
37	Correct	237 ms	91312 KB	Output is correct
38	Correct	131 ms	74716 KB	Output is correct
39	Correct	127 ms	74576 KB	Output is correct