#include <bits/stdc++.h> using namespace std; #ifndef LOCAL #pragma GCC optimize("O3") #endif #define fi first #define se second #define pii pair<int,int> #define mp make_pair #define endl '\n' #define sp <<" "<< #define eb emplace_back #define MOD 1000000007 #define gcd(a,b) __gcd(a,b) #define lcm(a,b) (a*(b/gcd(a,b))) #define all(a) (a).begin(),(a).end() #define rall(a) (a).rbegin(),(a).rend() using ll = long long; #define vec vector template <class T> void print_v(vector<T> &v) { cout << "{"; for (auto x : v) cout << x << ","; cout << "}\n"; } template <class T> void print_m(vector<vector<T>> &m) { for (auto v : m) print_v(v); cout << '\n'; } #define fora(a) for(auto e:a) #define it(i,s,e) for(long long int i=s;i<e;i++) #define ita(i,s,e) for(long long int i=s;i<=e;i++) #define itr(i,e,s) for(long long int i=e-1;i>=s;i--) #define urs(r...)typename decay<decltype(r)>::type #define rep(i,n)for(urs(n)i=0;i<(n);++i) int lefts[300002]; int rights[300002]; void solve(int N, string line) { lefts[0] = 0; rights[0] = 0; lefts[N] = 0; rights[N] = 0; int total = 0; it (i,0,N) { total += line[i] == 'P'; rights[i+1] = total; } total = 0; for (int i=N-1;i>=0;i--) { total += line[i] == 'L'; lefts[i+1] = total; } for (int i=1; i<=N; i++) { cout << min(rights[i-1], lefts[i]) + min(rights[i], lefts[i+1]) << " "; } } int main() { ios_base::sync_with_stdio(0); cin.tie(0); int chars; string line; cin >> chars >> line; solve(chars, line); return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 | #include <bits/stdc++.h> using namespace std; #ifndef LOCAL #pragma GCC optimize("O3") #endif #define fi first #define se second #define pii pair<int,int> #define mp make_pair #define endl '\n' #define sp <<" "<< #define eb emplace_back #define MOD 1000000007 #define gcd(a,b) __gcd(a,b) #define lcm(a,b) (a*(b/gcd(a,b))) #define all(a) (a).begin(),(a).end() #define rall(a) (a).rbegin(),(a).rend() using ll = long long; #define vec vector template <class T> void print_v(vector<T> &v) { cout << "{"; for (auto x : v) cout << x << ","; cout << "}\n"; } template <class T> void print_m(vector<vector<T>> &m) { for (auto v : m) print_v(v); cout << '\n'; } #define fora(a) for(auto e:a) #define it(i,s,e) for(long long int i=s;i<e;i++) #define ita(i,s,e) for(long long int i=s;i<=e;i++) #define itr(i,e,s) for(long long int i=e-1;i>=s;i--) #define urs(r...)typename decay<decltype(r)>::type #define rep(i,n)for(urs(n)i=0;i<(n);++i) int lefts[300002]; int rights[300002]; void solve(int N, string line) { lefts[0] = 0; rights[0] = 0; lefts[N] = 0; rights[N] = 0; int total = 0; it (i,0,N) { total += line[i] == 'P'; rights[i+1] = total; } total = 0; for (int i=N-1;i>=0;i--) { total += line[i] == 'L'; lefts[i+1] = total; } for (int i=1; i<=N; i++) { cout << min(rights[i-1], lefts[i]) + min(rights[i], lefts[i+1]) << " "; } } int main() { ios_base::sync_with_stdio(0); cin.tie(0); int chars; string line; cin >> chars >> line; solve(chars, line); return 0; } |