답안 #157928

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
157928	2019-10-13T20:03:50 Z	GioChkhaidze	Bitaro the Brave (JOI19_ho_t1)	C++14	100 / 100	520 ms	88632 KB

joi2019_ho_t1

#include <bits/stdc++.h>
using namespace std;
const int N=3005;
int n,m,Orb[N][N],Ingot[N][N];
long long ANS;
char c[N][N];
main () {
	ios::sync_with_stdio(false);
	cin>>n>>m;
	
	for (int i=1; i<=n; i++) {
		for (int j=1; j<=m; j++)
			cin>>c[i][j];
	}	
	
	for (int i=1; i<=n; i++) {
		int cnt=0;
		for (int j=m; j>=1; j--) {
			Orb[i][j]=cnt;
			cnt+=(c[i][j]=='O');
		}
	}
	
	for (int j=1; j<=m; j++) {
		int cnt=0;
		for (int i=n; i>=1; i--)  {
			Ingot[i][j]=cnt;
			cnt+=(c[i][j]=='I');
		}
	}
	
	for (int i=1; i<=n; i++) {
		for (int j=1; j<=m; j++)
			if (c[i][j]=='J') ANS+=Ingot[i][j]*Orb[i][j];
	}
	
	cout<<ANS<<endl;
}

Compilation message

joi2019_ho_t1.cpp:7:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () {
       ^

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	504 KB	Output is correct
5	Correct	3 ms	1528 KB	Output is correct
6	Correct	3 ms	1528 KB	Output is correct
7	Correct	3 ms	1400 KB	Output is correct
8	Correct	3 ms	1528 KB	Output is correct
9	Correct	3 ms	1528 KB	Output is correct
10	Correct	3 ms	1400 KB	Output is correct
11	Correct	4 ms	1548 KB	Output is correct
12	Correct	3 ms	1528 KB	Output is correct
13	Correct	8 ms	1400 KB	Output is correct

Subtask #2

30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	504 KB	Output is correct
5	Correct	3 ms	1528 KB	Output is correct
6	Correct	3 ms	1528 KB	Output is correct
7	Correct	3 ms	1400 KB	Output is correct
8	Correct	3 ms	1528 KB	Output is correct
9	Correct	3 ms	1528 KB	Output is correct
10	Correct	3 ms	1400 KB	Output is correct
11	Correct	4 ms	1548 KB	Output is correct
12	Correct	3 ms	1528 KB	Output is correct
13	Correct	8 ms	1400 KB	Output is correct
14	Correct	14 ms	7544 KB	Output is correct
15	Correct	6 ms	5112 KB	Output is correct
16	Correct	9 ms	4388 KB	Output is correct
17	Correct	2 ms	504 KB	Output is correct
18	Correct	15 ms	8056 KB	Output is correct
19	Correct	14 ms	7928 KB	Output is correct
20	Correct	14 ms	7868 KB	Output is correct
21	Correct	15 ms	8056 KB	Output is correct
22	Correct	14 ms	7928 KB	Output is correct
23	Correct	14 ms	7928 KB	Output is correct
24	Correct	16 ms	8056 KB	Output is correct
25	Correct	14 ms	7928 KB	Output is correct
26	Correct	14 ms	7928 KB	Output is correct

Subtask #3

50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	504 KB	Output is correct
5	Correct	3 ms	1528 KB	Output is correct
6	Correct	3 ms	1528 KB	Output is correct
7	Correct	3 ms	1400 KB	Output is correct
8	Correct	3 ms	1528 KB	Output is correct
9	Correct	3 ms	1528 KB	Output is correct
10	Correct	3 ms	1400 KB	Output is correct
11	Correct	4 ms	1548 KB	Output is correct
12	Correct	3 ms	1528 KB	Output is correct
13	Correct	8 ms	1400 KB	Output is correct
14	Correct	14 ms	7544 KB	Output is correct
15	Correct	6 ms	5112 KB	Output is correct
16	Correct	9 ms	4388 KB	Output is correct
17	Correct	2 ms	504 KB	Output is correct
18	Correct	15 ms	8056 KB	Output is correct
19	Correct	14 ms	7928 KB	Output is correct
20	Correct	14 ms	7868 KB	Output is correct
21	Correct	15 ms	8056 KB	Output is correct
22	Correct	14 ms	7928 KB	Output is correct
23	Correct	14 ms	7928 KB	Output is correct
24	Correct	16 ms	8056 KB	Output is correct
25	Correct	14 ms	7928 KB	Output is correct
26	Correct	14 ms	7928 KB	Output is correct
27	Correct	473 ms	87452 KB	Output is correct
28	Correct	23 ms	26104 KB	Output is correct
29	Correct	24 ms	7792 KB	Output is correct
30	Correct	3 ms	632 KB	Output is correct
31	Correct	351 ms	72572 KB	Output is correct
32	Correct	479 ms	88440 KB	Output is correct
33	Correct	486 ms	88280 KB	Output is correct
34	Correct	445 ms	84400 KB	Output is correct
35	Correct	471 ms	88632 KB	Output is correct
36	Correct	482 ms	88404 KB	Output is correct
37	Correct	520 ms	88564 KB	Output is correct
38	Correct	325 ms	72720 KB	Output is correct
39	Correct	322 ms	72260 KB	Output is correct