Submission #471478

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
471478	2021-09-09T13:20:39 Z	fuad27	Bitaro the Brave (JOI19_ho_t1)	C++17	100 / 100	292 ms	20660 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	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	216 KB	Output is correct
6	Correct	1 ms	308 KB	Output is correct
7	Correct	1 ms	216 KB	Output is correct
8	Correct	1 ms	216 KB	Output is correct
9	Correct	1 ms	216 KB	Output is correct
10	Correct	1 ms	216 KB	Output is correct
11	Correct	1 ms	216 KB	Output is correct
12	Correct	1 ms	308 KB	Output is correct
13	Correct	1 ms	216 KB	Output is correct

Subtask #2

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	216 KB	Output is correct
6	Correct	1 ms	308 KB	Output is correct
7	Correct	1 ms	216 KB	Output is correct
8	Correct	1 ms	216 KB	Output is correct
9	Correct	1 ms	216 KB	Output is correct
10	Correct	1 ms	216 KB	Output is correct
11	Correct	1 ms	216 KB	Output is correct
12	Correct	1 ms	308 KB	Output is correct
13	Correct	1 ms	216 KB	Output is correct
14	Correct	7 ms	728 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	4 ms	572 KB	Output is correct
17	Correct	1 ms	216 KB	Output is correct
18	Correct	9 ms	984 KB	Output is correct
19	Correct	7 ms	728 KB	Output is correct
20	Correct	7 ms	984 KB	Output is correct
21	Correct	9 ms	984 KB	Output is correct
22	Correct	8 ms	728 KB	Output is correct
23	Correct	9 ms	984 KB	Output is correct
24	Correct	9 ms	984 KB	Output is correct
25	Correct	8 ms	748 KB	Output is correct
26	Correct	7 ms	956 KB	Output is correct

Subtask #3

50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	216 KB	Output is correct
6	Correct	1 ms	308 KB	Output is correct
7	Correct	1 ms	216 KB	Output is correct
8	Correct	1 ms	216 KB	Output is correct
9	Correct	1 ms	216 KB	Output is correct
10	Correct	1 ms	216 KB	Output is correct
11	Correct	1 ms	216 KB	Output is correct
12	Correct	1 ms	308 KB	Output is correct
13	Correct	1 ms	216 KB	Output is correct
14	Correct	7 ms	728 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	4 ms	572 KB	Output is correct
17	Correct	1 ms	216 KB	Output is correct
18	Correct	9 ms	984 KB	Output is correct
19	Correct	7 ms	728 KB	Output is correct
20	Correct	7 ms	984 KB	Output is correct
21	Correct	9 ms	984 KB	Output is correct
22	Correct	8 ms	728 KB	Output is correct
23	Correct	9 ms	984 KB	Output is correct
24	Correct	9 ms	984 KB	Output is correct
25	Correct	8 ms	748 KB	Output is correct
26	Correct	7 ms	956 KB	Output is correct
27	Correct	271 ms	20168 KB	Output is correct
28	Correct	2 ms	344 KB	Output is correct
29	Correct	24 ms	1940 KB	Output is correct
30	Correct	1 ms	344 KB	Output is correct
31	Correct	220 ms	15824 KB	Output is correct
32	Correct	258 ms	20660 KB	Output is correct
33	Correct	252 ms	20360 KB	Output is correct
34	Correct	268 ms	18420 KB	Output is correct
35	Correct	256 ms	20400 KB	Output is correct
36	Correct	237 ms	20444 KB	Output is correct
37	Correct	292 ms	20440 KB	Output is correct
38	Correct	174 ms	15872 KB	Output is correct
39	Correct	160 ms	15928 KB	Output is correct