Submission #397576

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
397576	2021-05-02 12:25:00	timmyfeng	Rope (JOI17_rope)	C++17	80 / 100	2563 ms	126504 KiB

rope

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#include <bits/stdc++.h>
using namespace std;
const int N = 1000001;
int color[N], tally[N], ans[N];
vector<int> pairs[N];
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int n, m;
    cin >> n >> m;
    for (int i = 0; i < n; ++i) {
        cin >> color[i];
        ++tally[color[i]];
    }
    multiset<int> maxi = {0};
    for (int i = 1; i <= m; ++i) {
        maxi.insert(tally[i]);
        ans[i] = INT_MAX;
    }
    for (int k = 0; k < 2; ++k) {
        fill(pairs, pairs + m + 1, vector<int>());
        for (int i = k; i + 2 <= n; i += 2) {
            if (color[i] != color[i + 1]) {
 
 
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• Subtask 1: 15 / 15
• Subtask 2: 30 / 30
• Subtask 3: 10 / 10
• Subtask 4: 25 / 25
• Subtask 5: 0 / 20