oj.uz

Submission #339470

# Submission time Handle Problem Language Result Execution time Memory
339470 2020-12-25T11:13:27 Z bigDuck Bitaro the Brave (JOI19_ho_t1) C++14
100 / 100
 197 ms 9324 KB 
#include<bits/stdc++.h>
using namespace std;
#define INIT  ios_base :: sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define mp make_pair
#define pb push_back
#define ft first
#define sc second
#define ll long long
#define pii pair<int, int>
#define count_bits __builtin_popcount


char a[3010][3010];
short int n, m;
short int ing[3010], orb[3010];



int32_t main(){
INIT
cin>>n>>m;
for(int i=1; i<=n; i++){
    for(int j=1; j<=m; j++){
        cin>>a[i][j];
    }
}

ll res=0;
for(int i=n; i>=1; i--){
    for(int j=m; j>=1; j--){
        orb[i]=orb[i]+((a[i][j]=='O')?(1):(0));
        ing[j]=ing[j]+((a[i][j]=='I')?(1):(0));
        if(a[i][j]=='J'){
            res+=((ll)ing[j])*((ll)orb[i]);
        }
    }
}
cout<<res;



return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 620 KB Output is correct
6 Correct 1 ms 620 KB Output is correct
7 Correct 1 ms 620 KB Output is correct
8 Correct 1 ms 620 KB Output is correct
9 Correct 1 ms 620 KB Output is correct
10 Correct 1 ms 620 KB Output is correct
11 Correct 1 ms 620 KB Output is correct
12 Correct 1 ms 620 KB Output is correct
13 Correct 1 ms 620 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 620 KB Output is correct
6 Correct 1 ms 620 KB Output is correct
7 Correct 1 ms 620 KB Output is correct
8 Correct 1 ms 620 KB Output is correct
9 Correct 1 ms 620 KB Output is correct
10 Correct 1 ms 620 KB Output is correct
11 Correct 1 ms 620 KB Output is correct
12 Correct 1 ms 620 KB Output is correct
13 Correct 1 ms 620 KB Output is correct
14 Correct 6 ms 1772 KB Output is correct
15 Correct 1 ms 1644 KB Output is correct
16 Correct 3 ms 1132 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 7 ms 1772 KB Output is correct
19 Correct 5 ms 1772 KB Output is correct
20 Correct 5 ms 1772 KB Output is correct
21 Correct 7 ms 1772 KB Output is correct
22 Correct 5 ms 1772 KB Output is correct
23 Correct 7 ms 1772 KB Output is correct
24 Correct 7 ms 1772 KB Output is correct
25 Correct 5 ms 1772 KB Output is correct
26 Correct 5 ms 1772 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 620 KB Output is correct
6 Correct 1 ms 620 KB Output is correct
7 Correct 1 ms 620 KB Output is correct
8 Correct 1 ms 620 KB Output is correct
9 Correct 1 ms 620 KB Output is correct
10 Correct 1 ms 620 KB Output is correct
11 Correct 1 ms 620 KB Output is correct
12 Correct 1 ms 620 KB Output is correct
13 Correct 1 ms 620 KB Output is correct
14 Correct 6 ms 1772 KB Output is correct
15 Correct 1 ms 1644 KB Output is correct
16 Correct 3 ms 1132 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 7 ms 1772 KB Output is correct
19 Correct 5 ms 1772 KB Output is correct
20 Correct 5 ms 1772 KB Output is correct
21 Correct 7 ms 1772 KB Output is correct
22 Correct 5 ms 1772 KB Output is correct
23 Correct 7 ms 1772 KB Output is correct
24 Correct 7 ms 1772 KB Output is correct
25 Correct 5 ms 1772 KB Output is correct
26 Correct 5 ms 1772 KB Output is correct
27 Correct 193 ms 9324 KB Output is correct
28 Correct 5 ms 7148 KB Output is correct
29 Correct 11 ms 1132 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 142 ms 7788 KB Output is correct
32 Correct 153 ms 9196 KB Output is correct
33 Correct 152 ms 9216 KB Output is correct
34 Correct 166 ms 9068 KB Output is correct
35 Correct 153 ms 9196 KB Output is correct
36 Correct 151 ms 9196 KB Output is correct
37 Correct 197 ms 9196 KB Output is correct
38 Correct 115 ms 7660 KB Output is correct
39 Correct 105 ms 7660 KB Output is correct