Submission #775472

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
775472	2023-07-06T12:22:15 Z	Trisanu_Das	Bitaro the Brave (JOI19_ho_t1)	C++17	100 / 100	178 ms	20456 KB

joi2019_ho_t1

#include<bits/stdc++.h>
using namespace std;
#define int long long
 main () {
	int h, w;
	cin >> h >> w;
	string v[h];
	for(int i = 0;i<h;i++)cin>>v[i];
	int cnt[w] = {0}, ans = 0, k = 0;
	for(int i = h-1;i>=0;i--) {
		k = 0;
		for(int j = w-1;j>=0;j--) {
			if(v[i][j] == 'J')ans+=cnt[j]*k;
			else if(v[i][j] == 'O')k++;
			else cnt[j]++;
		}
	}
	cout<<ans<<endl;
}

Compilation message

joi2019_ho_t1.cpp:4:2: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    4 |  main () {
      |  ^~~~

Subtask #1

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	300 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	304 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct

Subtask #2

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	300 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	304 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	6 ms	724 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	3 ms	564 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	6 ms	980 KB	Output is correct
19	Correct	4 ms	696 KB	Output is correct
20	Correct	4 ms	956 KB	Output is correct
21	Correct	6 ms	1024 KB	Output is correct
22	Correct	5 ms	692 KB	Output is correct
23	Correct	5 ms	980 KB	Output is correct
24	Correct	6 ms	980 KB	Output is correct
25	Correct	4 ms	700 KB	Output is correct
26	Correct	4 ms	980 KB	Output is correct

Subtask #3

50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	300 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	304 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	6 ms	724 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	3 ms	564 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	6 ms	980 KB	Output is correct
19	Correct	4 ms	696 KB	Output is correct
20	Correct	4 ms	956 KB	Output is correct
21	Correct	6 ms	1024 KB	Output is correct
22	Correct	5 ms	692 KB	Output is correct
23	Correct	5 ms	980 KB	Output is correct
24	Correct	6 ms	980 KB	Output is correct
25	Correct	4 ms	700 KB	Output is correct
26	Correct	4 ms	980 KB	Output is correct
27	Correct	172 ms	20104 KB	Output is correct
28	Correct	1 ms	340 KB	Output is correct
29	Correct	11 ms	1856 KB	Output is correct
30	Correct	1 ms	340 KB	Output is correct
31	Correct	125 ms	15896 KB	Output is correct
32	Correct	139 ms	20364 KB	Output is correct
33	Correct	133 ms	20436 KB	Output is correct
34	Correct	141 ms	18304 KB	Output is correct
35	Correct	155 ms	20456 KB	Output is correct
36	Correct	131 ms	20388 KB	Output is correct
37	Correct	178 ms	20404 KB	Output is correct
38	Correct	94 ms	15868 KB	Output is correct
39	Correct	92 ms	15756 KB	Output is correct