제출 #110737

#제출 시각아이디문제언어결과실행 시간메모리
110737ckodser케이크 (CEOI14_cake)C++14
0 / 100
2066 ms6864 KiB
#include<bits/stdc++.h>

#define ll long long
#define pb push_back
#define mp make_pair
#define ld long double
#define F first
#define S second
#define pii pair<ll,ll> 

using namespace :: std;

const ll mod=1e9+7;
const ll maxn=5e5+500;
const ll inf=1e9+900;
const ll sq=10;


ll p[maxn];
ll n,a;

ll find_max(ll e){
    ll l=e;
    ll r=a;
    if(r<l){
	swap(l,r);
    }
    ll ans=0;
    for(ll i=l;i<=r;i++){
	if(i!=a){
	    ans=max(ans,p[i]);
	}
    }
    return ans;
}
ll find_first_high(ll x,ll f){
    for(ll i=a+f;;i+=f){
	if(p[i]>x)return i;
    }
    return 0;
}
void update(ll x,ll v){
    vector<ll> vec;
    for(ll i=1;i<=n;i++){
	vec.pb(p[i]);
    }
    sort(vec.begin(),vec.end());
    ll b=vec[vec.size()-v];
    p[x]=b+1;
    
    for(ll i=1;i<=n;i++){
	if(p[i]>b && i!=x){
	    p[i]++;
	}
    }
}
int main(){
    cin>>n>>a;
    p[0]=inf;
    p[n+1]=inf;
    for(ll i=1;i<=n;i++){
	cin>>p[i];
    }	
    ll q;
    cin>>q;
    for(ll i=0;i<q;i++){
	char c;
	cin>>c;
	if(c=='F'){
	    ll e;
	    cin>>e;
	    ll mi=find_max(e);
	    ll o;
	    if(e==a){
		cout<<0<<endl;
		continue;
	    }	
	    if(e<a){
		o=find_first_high(mi,1);
	    }else{
		o=find_first_high(mi,-1);
	    }
	    cout<<abs(o-e)-1<<endl;
	}else{
	    ll x,v;
	    cin>>x>>v;
	    update(x,v);
	}
    }

}
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