답안 #685267

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
685267 2023-01-23T19:42:43 Z YENGOYAN Bitaro the Brave (JOI19_ho_t1) C++17
100 / 100
166 ms 19032 KB
/*
	//\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\\
	\\                                    //
	//  271828___182845__904523__53602__  \\
	\\  87___47____13______52____66__24_  //
	//  97___75____72______47____09___36  \\
	\\  999595_____74______96____69___67  //
	//  62___77____24______07____66__30_  \\
	\\  35___35____47______59____45713__  //
	//                                    \\
	\\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\//
												*/

#include <iostream>
#include <vector>
#include <set>
#include <map>
#include <unordered_map>
#include <unordered_set>
#include <cmath>
#include <climits>
#include <algorithm>
#include <random>
#include <queue>
#include <deque>
#include <iomanip>
#include <string>
#include <tuple>
#include <bitset>
#include <chrono>
#include <ctime>
#include <fstream>
#include <stack>
#include <cstdio>

using namespace std;
using ll = long long;
const int N = 3e5 + 5;
const ll mod = 1e9 + 7, inf = 1e18;

void solve() {
	int n, m; cin >> n >> m;
	vector<string> v(n);
	for (int i = 0; i < n; ++i) cin >> v[i];
	vector<ll> cnt_o(n), cnt_i(m);
	for (int i = 0; i < n; ++i) {
		for (int j = 0; j < m; ++j) {
			if (v[i][j] == 'O') ++cnt_o[i];
		}
	}
	for (int j = 0; j < m; ++j) {
		for (int i = 0; i < n; ++i) {
			if (v[i][j] == 'I') ++cnt_i[j];
		}
	}
	ll ans = 0;
	for (int i = 0; i < n; ++i) {
		for (int j = 0; j < m; ++j) {
			if (v[i][j] == 'J') {
				ans += cnt_i[j] * cnt_o[i];
			}
			else if (v[i][j] == 'O') --cnt_o[i];
			else --cnt_i[j];
		}
	}
	cout << ans;
}

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(NULL);
	//int t; cin >> t;
	//while (t--)
		solve();
}
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 324 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 324 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 4 ms 636 KB Output is correct
15 Correct 0 ms 324 KB Output is correct
16 Correct 1 ms 592 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 5 ms 764 KB Output is correct
19 Correct 3 ms 724 KB Output is correct
20 Correct 2 ms 712 KB Output is correct
21 Correct 5 ms 844 KB Output is correct
22 Correct 2 ms 716 KB Output is correct
23 Correct 2 ms 816 KB Output is correct
24 Correct 4 ms 840 KB Output is correct
25 Correct 3 ms 724 KB Output is correct
26 Correct 2 ms 712 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 324 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 4 ms 636 KB Output is correct
15 Correct 0 ms 324 KB Output is correct
16 Correct 1 ms 592 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 5 ms 764 KB Output is correct
19 Correct 3 ms 724 KB Output is correct
20 Correct 2 ms 712 KB Output is correct
21 Correct 5 ms 844 KB Output is correct
22 Correct 2 ms 716 KB Output is correct
23 Correct 2 ms 816 KB Output is correct
24 Correct 4 ms 840 KB Output is correct
25 Correct 3 ms 724 KB Output is correct
26 Correct 2 ms 712 KB Output is correct
27 Correct 166 ms 17884 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 5 ms 1612 KB Output is correct
30 Correct 1 ms 328 KB Output is correct
31 Correct 109 ms 13188 KB Output is correct
32 Correct 104 ms 18876 KB Output is correct
33 Correct 78 ms 18916 KB Output is correct
34 Correct 128 ms 15144 KB Output is correct
35 Correct 95 ms 18736 KB Output is correct
36 Correct 83 ms 19032 KB Output is correct
37 Correct 165 ms 18984 KB Output is correct
38 Correct 58 ms 13104 KB Output is correct
39 Correct 43 ms 13144 KB Output is correct