Submission #43424

# Submission time Handle Problem Language Result Execution time Memory
43424 2018-03-15T23:46:30 Z Hassoony Cake (CEOI14_cake) C++14
0 / 100
1165 ms 6412 KB
#include<bits/stdc++.h>

using namespace std;
typedef long long ll;
const int MX=250090;
int n,Q,st,a[MX],seg[MX*5],x,y,orig[MX];
vector<int>v;
string s;
char oo[MX];
void build(int node,int l,int r){
    if(l==r){
        seg[node]=a[l];
        return;
    }
    int mid=(l+r)/2;
    build(node*2,l,mid);
    build(node*2+1,mid+1,r);
    seg[node]=max(seg[node*2],seg[node*2+1]);
}
bool cmp(int x,int y){
    return a[x]>a[y];
}
void up(int node,int l,int r,int ind,int val){
    if(l>ind||r<ind)return;
    if(l==r){
        seg[node]=val;
        return;
    }
    int mid=(l+r)/2;
    up(node*2,l,mid,ind,val);
    up(node*2+1,mid+1,r,ind,val);
    seg[node]=max(seg[node*2],seg[node*2+1]);
}
int q(int node,int l,int r,int s,int e){
    if(l>e||r<s)return 0;
    if(l>=s&&r<=e)return seg[node];
    int mid=(l+r)/2;
    return max(q(node*2,l,mid,s,e),q(node*2+1,mid+1,r,s,e));
}
int q1(int node,int l,int r,int s,int e,int val){
	if(s>e)return 0;
	if(l>e||r<s)return 0;
	if(seg[node]<=val)return 0;
	int mid=(l+r)/2;
	if(l>=s&&r<=e){
		if(l==r)return r;
		if(seg[node*2+1]>val)return q1(node*2+1,mid+1,r,s,e,val);
		return q1(node*2,l,mid,s,e,val);
	}
	int ret=q1(node*2+1,mid+1,r,s,e,val);
	if(ret!=0)return ret;
	return q1(node*2,l,mid,s,e,val);
}
int q2(int node,int l,int r,int s,int e,int val){
	if(s>e)return n+1;
	if(l>e||r<s)return n+1;
	if(seg[node]<=val)return n+1;
	int mid=(l+r)/2;
	if(l>=s&&r<=e){
		if(l==r)return r;
		if(seg[node*2]>val)return q2(node*2,l,mid,s,e,val);
		return q2(node*2+1,mid+1,r,s,e,val);
	}
	int ret=q2(node*2,l,mid,s,e,val);
	if(ret!=n+1)return ret;
	return q2(node*2+1,mid+1,r,s,e,val);
}
int main(){
    scanf("%d%d",&n,&st);
    for(int i=1;i<=n;i++){
        scanf("%d",&a[i]);
        if(a[i]>n-10)v.push_back(i);
    }
    sort(v.begin(),v.end(),cmp);
    for(int i=0;i<v.size();i++)orig[v[i]]=i;
    build(1,1,n);
    int val=n;
    scanf("%d",&Q);
    while(Q--){
        scanf("%s",&oo);s=oo;
        if(s=="E"){
            scanf("%d%d",&x,&y);
            int idx=orig[x];
			for(auto pp:v)orig[pp]=-1;
			if(idx==-1)idx=v.size()-1;
			for(int i=idx;i>=y;i--)v[i]=v[i-1];
			v[y-1]=x;
			val+=11;
			for(int i=0;i<v.size();i++){
				orig[v[i]]=i;
				up(1,1,n,v[i],val-i);
			}
        }
        else{
            scanf("%d",&x);
            if(x==st){
                puts("0");
                continue;
            }
            if(x<st){
                int mn=q(1,1,n,x,st-1);
                int ans=q2(1,1,n,st+1,n,mn);
                int res=ans-x-1;
                cout<<res<<endl;
            }
            else{
                int mn=q(1,1,n,st+1,x);
                int ans=q1(1,1,n,1,st-1,mn);
                int res=x-ans-1;
                cout<<res<<endl;
            }
        }
    }
}
/*
12 1
1 2 3 4 5 6 7 8 9 10 11 12
20
E 1 1
*/

Compilation message

cake.cpp: In function 'int main()':
cake.cpp:75:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<v.size();i++)orig[v[i]]=i;
                  ^
cake.cpp:80:23: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[250090]' [-Wformat=]
         scanf("%s",&oo);s=oo;
                       ^
cake.cpp:89:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int i=0;i<v.size();i++){
                 ^
cake.cpp:69:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&st);
                         ^
cake.cpp:71:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&a[i]);
                          ^
cake.cpp:78:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&Q);
                   ^
cake.cpp:80:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%s",&oo);s=oo;
                        ^
cake.cpp:82:32: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d%d",&x,&y);
                                ^
cake.cpp:95:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d",&x);
                           ^
# Verdict Execution time Memory Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 2 ms 360 KB Output is correct
3 Incorrect 2 ms 424 KB Output isn't correct
4 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 710 ms 696 KB Output is correct
2 Incorrect 720 ms 696 KB Output isn't correct
3 Incorrect 708 ms 696 KB Output isn't correct
4 Correct 652 ms 696 KB Output is correct
5 Incorrect 804 ms 896 KB Output isn't correct
6 Incorrect 816 ms 900 KB Output isn't correct
7 Incorrect 803 ms 948 KB Output isn't correct
8 Correct 733 ms 948 KB Output is correct
# Verdict Execution time Memory Grader output
1 Incorrect 227 ms 2892 KB Output isn't correct
2 Incorrect 246 ms 2892 KB Output isn't correct
3 Incorrect 203 ms 2892 KB Output isn't correct
4 Correct 2 ms 2892 KB Output is correct
5 Incorrect 247 ms 4492 KB Output isn't correct
6 Incorrect 249 ms 4512 KB Output isn't correct
7 Correct 236 ms 4512 KB Output is correct
# Verdict Execution time Memory Grader output
1 Incorrect 110 ms 4512 KB Output isn't correct
2 Incorrect 88 ms 4512 KB Output isn't correct
3 Incorrect 181 ms 4512 KB Output isn't correct
4 Incorrect 167 ms 4512 KB Output isn't correct
5 Incorrect 291 ms 4512 KB Output isn't correct
6 Incorrect 300 ms 4512 KB Output isn't correct
7 Incorrect 352 ms 4512 KB Output isn't correct
8 Incorrect 407 ms 4512 KB Output isn't correct
9 Incorrect 1165 ms 6412 KB Output isn't correct
10 Incorrect 812 ms 6412 KB Output isn't correct
11 Incorrect 944 ms 6412 KB Output isn't correct
12 Incorrect 1141 ms 6412 KB Output isn't correct
13 Incorrect 1076 ms 6412 KB Output isn't correct