Submission #134424

# Submission time Handle Problem Language Result Execution time Memory
134424 2019-07-22T16:37:21 Z Boxworld Bitaro the Brave (JOI19_ho_t1) C++14
100 / 100
108 ms 18040 KB
#include <bits/stdc++.h>
using namespace std;
const int maxN=3010;
int h[maxN],w[maxN];
char s[maxN][maxN];
long long ans=0;
int main(){
	int n,m;
	scanf("%d%d",&n,&m);
	memset(h,0,sizeof(h));
	memset(w,0,sizeof(w));
	for (int i=0;i<n;i++)scanf("%s",s[i]);
	for (int i=n-1;i>=0;i--)
	for (int j=m-1;j>=0;j--){
		if (s[i][j]=='O')h[i]++;
		if (s[i][j]=='I')w[j]++;
		if (s[i][j]=='J')ans+=h[i]*w[j];
	}
	printf("%lld\n",ans);
}

Compilation message

joi2019_ho_t1.cpp: In function 'int main()':
joi2019_ho_t1.cpp:9:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~
joi2019_ho_t1.cpp:12:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for (int i=0;i<n;i++)scanf("%s",s[i]);
                       ~~~~~^~~~~~~~~~~
# 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 380 KB Output is correct
5 Correct 2 ms 632 KB Output is correct
6 Correct 2 ms 632 KB Output is correct
7 Correct 2 ms 632 KB Output is correct
8 Correct 2 ms 632 KB Output is correct
9 Correct 2 ms 632 KB Output is correct
10 Correct 2 ms 632 KB Output is correct
11 Correct 2 ms 632 KB Output is correct
12 Correct 2 ms 632 KB Output is correct
13 Correct 2 ms 632 KB Output is correct
# 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 380 KB Output is correct
5 Correct 2 ms 632 KB Output is correct
6 Correct 2 ms 632 KB Output is correct
7 Correct 2 ms 632 KB Output is correct
8 Correct 2 ms 632 KB Output is correct
9 Correct 2 ms 632 KB Output is correct
10 Correct 2 ms 632 KB Output is correct
11 Correct 2 ms 632 KB Output is correct
12 Correct 2 ms 632 KB Output is correct
13 Correct 2 ms 632 KB Output is correct
14 Correct 5 ms 1784 KB Output is correct
15 Correct 3 ms 1656 KB Output is correct
16 Correct 3 ms 1144 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 6 ms 1832 KB Output is correct
19 Correct 5 ms 1784 KB Output is correct
20 Correct 5 ms 1784 KB Output is correct
21 Correct 7 ms 2040 KB Output is correct
22 Correct 5 ms 2040 KB Output is correct
23 Correct 5 ms 2040 KB Output is correct
24 Correct 7 ms 2020 KB Output is correct
25 Correct 5 ms 2040 KB Output is correct
26 Correct 5 ms 2040 KB Output is correct
# 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 380 KB Output is correct
5 Correct 2 ms 632 KB Output is correct
6 Correct 2 ms 632 KB Output is correct
7 Correct 2 ms 632 KB Output is correct
8 Correct 2 ms 632 KB Output is correct
9 Correct 2 ms 632 KB Output is correct
10 Correct 2 ms 632 KB Output is correct
11 Correct 2 ms 632 KB Output is correct
12 Correct 2 ms 632 KB Output is correct
13 Correct 2 ms 632 KB Output is correct
14 Correct 5 ms 1784 KB Output is correct
15 Correct 3 ms 1656 KB Output is correct
16 Correct 3 ms 1144 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 6 ms 1832 KB Output is correct
19 Correct 5 ms 1784 KB Output is correct
20 Correct 5 ms 1784 KB Output is correct
21 Correct 7 ms 2040 KB Output is correct
22 Correct 5 ms 2040 KB Output is correct
23 Correct 5 ms 2040 KB Output is correct
24 Correct 7 ms 2020 KB Output is correct
25 Correct 5 ms 2040 KB Output is correct
26 Correct 5 ms 2040 KB Output is correct
27 Correct 104 ms 17556 KB Output is correct
28 Correct 8 ms 7288 KB Output is correct
29 Correct 6 ms 1784 KB Output is correct
30 Correct 2 ms 412 KB Output is correct
31 Correct 77 ms 13816 KB Output is correct
32 Correct 55 ms 17912 KB Output is correct
33 Correct 58 ms 17916 KB Output is correct
34 Correct 95 ms 15956 KB Output is correct
35 Correct 63 ms 18040 KB Output is correct
36 Correct 56 ms 17912 KB Output is correct
37 Correct 108 ms 18040 KB Output is correct
38 Correct 42 ms 13892 KB Output is correct
39 Correct 40 ms 13816 KB Output is correct