#include <bits/stdc++.h> #include <bits/extc++.h> using namespace std; using namespace __gnu_pbds; #define fwd(i,a,b) for(int i=(a); i<(b);i++) #define rep(i,n) for(int i=0; i<(n);i++) #define ford(i,a,b) for(int i=(a); i>(b);i--) #define all(X) (X).begin(), (X).end() #define sz(X)((int)(X).size()) #define st first #define nd second #define DEBUG #ifdef DEBUG template<typename T1, typename T2> auto& operator<<(ostream& out, const pair<T1, T2>& a) { return out << "(" << a.first << ", " << a.second << ")"; } template<typename T, typename N> auto& operator<<(N& out, const T& a) { out << "{"; for (const auto& b : a) out << b << ", "; return out << "}"; } template<typename... Args> void print(Args&&... args) { (cerr << ... << args) << "\n"; } #define debug(x...) cerr << "[" #x "]: ", print(x) #else #define debug(...) ; #endif template<typename T> using Tree = tree <T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>; typedef long long ll; typedef long double ld; int main() { ios_base::sync_with_stdio(0); cin.tie(0); ll n; string s; cin >> n >> s; vector<ll> lans(n), rans(n); lans[0] = (s[0]=='L') ? 0 : 1; rans[n-1] = (s[n-1]=='P') ? 0 : 1; fwd(i,1,n) { lans[i] = lans[i-1]+1; if(s[i-1] == 'P' && s[i] == 'P') lans[i]++; if(s[i-1] == 'L' && s[i] == 'L') lans[i]--; } ford(i,n-2,-1) { rans[i] = rans[i+1]+1; if(s[i] == s[i+1] && s[i] == 'L') rans[i]++; if(s[i] == s[i+1] && s[i] == 'P') rans[i]--; } rep(i,n) cout << min(lans[i], rans[i]) << ' '; 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 | #include <bits/stdc++.h> #include <bits/extc++.h> using namespace std; using namespace __gnu_pbds; #define fwd(i,a,b) for(int i=(a); i<(b);i++) #define rep(i,n) for(int i=0; i<(n);i++) #define ford(i,a,b) for(int i=(a); i>(b);i--) #define all(X) (X).begin(), (X).end() #define sz(X)((int)(X).size()) #define st first #define nd second #define DEBUG #ifdef DEBUG template<typename T1, typename T2> auto& operator<<(ostream& out, const pair<T1, T2>& a) { return out << "(" << a.first << ", " << a.second << ")"; } template<typename T, typename N> auto& operator<<(N& out, const T& a) { out << "{"; for (const auto& b : a) out << b << ", "; return out << "}"; } template<typename... Args> void print(Args&&... args) { (cerr << ... << args) << "\n"; } #define debug(x...) cerr << "[" #x "]: ", print(x) #else #define debug(...) ; #endif template<typename T> using Tree = tree <T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>; typedef long long ll; typedef long double ld; int main() { ios_base::sync_with_stdio(0); cin.tie(0); ll n; string s; cin >> n >> s; vector<ll> lans(n), rans(n); lans[0] = (s[0]=='L') ? 0 : 1; rans[n-1] = (s[n-1]=='P') ? 0 : 1; fwd(i,1,n) { lans[i] = lans[i-1]+1; if(s[i-1] == 'P' && s[i] == 'P') lans[i]++; if(s[i-1] == 'L' && s[i] == 'L') lans[i]--; } ford(i,n-2,-1) { rans[i] = rans[i+1]+1; if(s[i] == s[i+1] && s[i] == 'L') rans[i]++; if(s[i] == s[i+1] && s[i] == 'P') rans[i]--; } rep(i,n) cout << min(lans[i], rans[i]) << ' '; return 0; } |