Submission #206964

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
206964	2020-03-06 02:07:08	joylintp	Bitaro the Brave (JOI19_ho_t1)	C++17	100 / 100	403 ms	88448 KiB

joi2019_ho_t1

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#include<bits/stdc++.h>
using namespace std;
char mp[3000][3000];
int n, m, cc[2][3000][3000];
signed main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cin >> n >> m;
    for (int i = 0; i < n; i++)
        for (int j = 0; j < m; j++)
            cin >> mp[i][j];
    for (int i = 0; i < n; i++)
        for (int j = 0; j < m; j++)
            if (mp[i][j] == 'O')
                cc[0][i][j]++;
            else if (mp[i][j] == 'I')
                cc[1][i][j]++;
            else;
    for (int i = 0; i < n; i++)
        for (int j = m - 2; j >= 0; j--)
            cc[0][i][j] += cc[0][i][j + 1];
    for (int j = 0; j < m; j++)
        for (int i = n - 2; i >= 0; i--)
            cc[1][i][j] += cc[1][i + 1][j];
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 30 / 30
• Subtask 3: 50 / 50