#include <bits/stdc++.h>
#define LLINF 100000000000000007
using namespace std;
typedef long long ll;
typedef string str;
template <typename T> using vec = vector<T>;
int n, N;
vec<ll> seg_tree;
void init();
void inc(int cur, int left, int right, int lOb, int rOb) {
if(left == lOb && right == rOb) {
seg_tree[cur]++;
return;
}
int mid = (lOb + rOb) / 2;
if(right <= mid) return inc(cur * 2, left, right, lOb, mid);
if(left > mid) return inc(cur * 2 + 1, left, right, mid + 1, rOb);
inc(cur * 2, left, mid, lOb, mid);
inc(cur * 2 + 1, mid + 1, right, mid + 1, rOb);
}
ll get(int v) {
v += N;
ll sum = 0;
while(v > 0) {
sum += seg_tree[v];
v /= 2;
}
return sum;
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
cout.tie(nullptr);
cin>>n;
str s;
cin>>s;
int rc = 0;
init();
for(int i = 0; i < n; i++) {
if(s[i] == 'P') rc++;
else {
if(rc > 0) inc(1, i - rc + 1, i + 1, 1, N);
if((i - rc + 2) <= i) inc(1, i - rc + 2, i, 1, N);
}
}
for(int i = 0; i < n; i++) cout<<get(i)<<" ";
cout.flush();
}
void init() {
N = 1;
while(N < n) N *= 2;
seg_tree = vec<ll>(2 * N, 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 | #include <bits/stdc++.h> #define LLINF 100000000000000007 using namespace std; typedef long long ll; typedef string str; template <typename T> using vec = vector<T>; int n, N; vec<ll> seg_tree; void init(); void inc(int cur, int left, int right, int lOb, int rOb) { if(left == lOb && right == rOb) { seg_tree[cur]++; return; } int mid = (lOb + rOb) / 2; if(right <= mid) return inc(cur * 2, left, right, lOb, mid); if(left > mid) return inc(cur * 2 + 1, left, right, mid + 1, rOb); inc(cur * 2, left, mid, lOb, mid); inc(cur * 2 + 1, mid + 1, right, mid + 1, rOb); } ll get(int v) { v += N; ll sum = 0; while(v > 0) { sum += seg_tree[v]; v /= 2; } return sum; } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr); cin>>n; str s; cin>>s; int rc = 0; init(); for(int i = 0; i < n; i++) { if(s[i] == 'P') rc++; else { if(rc > 0) inc(1, i - rc + 1, i + 1, 1, N); if((i - rc + 2) <= i) inc(1, i - rc + 2, i, 1, N); } } for(int i = 0; i < n; i++) cout<<get(i)<<" "; cout.flush(); } void init() { N = 1; while(N < n) N *= 2; seg_tree = vec<ll>(2 * N, 0); } |
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