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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#631227#6820. Youth FinalesazhiWA 1ms3556kbC++202.1kb2024-10-11 23:06:012024-10-11 23:06:02

Judging History

你现在查看的是最新测评结果

  • [2024-10-11 23:06:02]
  • 评测
  • 测评结果:WA
  • 用时:1ms
  • 内存:3556kb
  • [2024-10-11 23:06:01]
  • 提交

answer

// author:  jieda
// file:	cpp
//#pragma GCC optimize("O3")
#include<bits/stdc++.h>
using namespace std;
# define fi first
# define se second
# define all(x) x.begin(),x.end()
# define stst stringstream
# define pb push_back
# define pf push_front
# define pp push
# define lowbit(x) (x)&(-x)
# define fa(i,op,n) for (int i = op; i <= n; i++)
# define fb(j,op,n) for (ll j = op; j >= n; j--)
# define fg(i,op,n) for (ll i = op; i != n; i = ne[i])
int dx[4] = {-1,0,1,0},dy[4] = {0,1,0,-1};
typedef unsigned long long  ull;
typedef long long ll;
typedef pair<ll,ll> Pll;
typedef pair<int,int> PII;
typedef pair<double,double> PDD;
const int N = 599999,INF = 0x3f3f3f3f,mod = 998244353;
const ll MOD = 212370440130137957ll;//hash(hight)
const int base = 131;
const double eps = 1e-10;
const int seed=10086,mo=1e6+7; //hash(lower)
int prime = 233317;
struct arraytree{
	int n;
	vector<ll> tr;
	void init(){
	    tr.resize(n<<1);
	}
	void add(ll x,ll k) {
		while(x<=n){
			tr[x] += k;
			x += lowbit(x);
		}
	}//单点增加
	ll query (ll x){
		ll ans = 0;
		while(x){
			ans += tr[x];
			x -= lowbit(x);
		}
		return ans;
	}
};

void solve(){
	int n,m;cin>>n>>m;
	arraytree tr;tr.n = n+1;tr.init();
	ll ans = 0;
	vector<int> a(n+1);
	for(int i = 1;i<=n;i++){
		int x;cin>>x;
		a[i] = x;
		int t = tr.query(x);
		ans += (x-1-t);
		tr.add(x,1);
	}
	cout<<m<<'\n';
	string s;cin>>s;s = " "+s;
	int now = 1;
	bool tag = 0;
	for(int i = 1;i<=m;i++){
		char c = s[i];
		if(c == 'R'){
		    tag = !tag;
		    if(tag){
		        now = now-1;
		    }else{
		        now = now+1;
		    }
		}
		now = (now+n)%n == 0?n:(now+n)%n;
		//cout<<c<<' '<<a[now]<<'\n';
		if(c == 'S'){
		    ans = (ans-(a[now]-1)+(n-a[now])+10)%10;
		}else{
		    ans = (n*1ll*(n-1)/2-ans+10)%10;
		}
		if(c == 'S'){
            if(tag){
		        now = now-1;
		    }else{
		        now = now+1;
		    }
		}
		now = (now+n)%n == 0?n:(now+n)%n;
		cout<<ans;;
	}
}

int main()
{
	ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
	int t = 1;
	//cin>>t;
	while(t--){
		solve();
	}
	return 0;
}
/**/

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3556kb

input:

5 10
5 4 3 2 1
SSSSRSSSSR

output:

10
6446466400

result:

ok 2 tokens

Test #2:

score: -100
Wrong Answer
time: 0ms
memory: 3544kb

input:

1 1
1
R

output:

1
0

result:

wrong answer 1st words differ - expected: '0', found: '1'