#include <bits/stdc++.h>
using namespace std;
const int maxn = 300009;
int p[maxn] , s[maxn];
string S;
int main()
{
int n ;
cin >> n;
cin >> S;
S = '&'+S;
for(int i = 1 ; i <= n ;i++)
{
p[i] = p[i-1];
if(S[i] == 'P')p[i]++;
}
for(int i = n ; i > 0 ;i--)
{
s[i] = s[i+1];
if(S[i] == 'L')s[i]++;
}
for(int i = 1 ; i <= n; i++)
{
if(S[i] == 'L')
{
cout << min(p[i-1]*2 , s[i+1]*2+1) << ' ';
}
else
{
cout << min(p[i-1]*2+1 , s[i+1]*2) << ' ';
}
}
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 | #include <bits/stdc++.h> using namespace std; const int maxn = 300009; int p[maxn] , s[maxn]; string S; int main() { int n ; cin >> n; cin >> S; S = '&'+S; for(int i = 1 ; i <= n ;i++) { p[i] = p[i-1]; if(S[i] == 'P')p[i]++; } for(int i = n ; i > 0 ;i--) { s[i] = s[i+1]; if(S[i] == 'L')s[i]++; } for(int i = 1 ; i <= n; i++) { if(S[i] == 'L') { cout << min(p[i-1]*2 , s[i+1]*2+1) << ' '; } else { cout << min(p[i-1]*2+1 , s[i+1]*2) << ' '; } } return 0; } |
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