oj.uz

Submission #157928

# Submission time Handle Problem Language Result Execution time Memory
157928 2019-10-13T20:03:50 Z GioChkhaidze Bitaro the Brave (JOI19_ho_t1) C++14
100 / 100
 520 ms 88632 KB 
#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

# Verdict Execution time Memory 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

# Verdict Execution time Memory 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

# Verdict Execution time Memory 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