Submission #770705

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
770705	2023-07-01 18:46:52	JellyTheOctopus	JJOOII 2 (JOI20_ho_t2)	C++17	100 / 100	8 ms	3996 KiB

ho_t2

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#include <bits/stdc++.h>
using namespace std;
#define f first
#define s second
int N, K;
string str;
int main() {
    cin >> N >> K >> str;
    vector<int> J, O, I;
    for (int i = 0; i < (int)str.size(); i++) {
        if (str[i] == 'J') {
            J.push_back(i+1);
        }
        else if (str[i] == 'O') {
            O.push_back(i+1);
        }
        else {
            I.push_back(i+1);
        }
    }
    vector<pair<int, int>> A, B, C;
    for (int i = 0; i+K-1 < (int)J.size(); i++) {
        A.emplace_back(J[i], J[K+i-1]);
    }
    for (int i = 0; i+K-1 < (int)O.size(); i++) {
        B.emplace_back(O[i], O[K+i-1]);
    }
 
 
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• Subtask 1: 1 / 1
• Subtask 2: 12 / 12
• Subtask 3: 87 / 87