Submission #6689528

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Source Code Expand

//#pragma GCC optimize("O3")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,tune=native")
//#pragma GCC optimize ("unroll-loops")
#include <bits/stdc++.h>

using namespace std;

using ll = long long;
using ld = long double;


int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    string s;
    cin >> s;
    int n = s.length();
    vector<int> ans(n);
    vector<int> cnt(2);
    int pos = 0;
    for (int i = 0; i < n; i++) {
        if (s[i] == 'R') {
            cnt[(i - pos) % 2]++;
        } else {
            ans[i] += cnt[(i - pos) % 2];
            ans[i - 1] += cnt[(i - pos + 1) % 2];
            pos = i + 1;
            cnt[0] = cnt[1] = 0;
        }
    }
    pos = n - 1;
    for (int i = n - 1; i >= 0; i--) {
        if (s[i]  == 'L') {
            cnt[(pos - i) % 2]++;
        } else {
            ans[i] += cnt[(pos - i) % 2];
            ans[i + 1] += cnt[(pos - i + 1) % 2];
            pos = i - 1;
            cnt[0] = cnt[1] = 0;
        }
    }
    for (int i = 0; i < n; i++) {
        cout << ans[i] << ' ';
    }
    return 0;
}

Submission Info

Judge Result