제출 #1167891

#제출 시각아이디문제언어결과실행 시간메모리
1167891son2008Addk (eJOI21_addk)C++20
92 / 100
90 ms7496 KiB
#include<bits/stdc++.h>
using namespace std;
#define task "task"
#define ii pair<int,int>
#define fi first
#define se second
#define int long long
#define ll long long
#define ld double
#define mp make_pair
#define lg2 30
#define iii pair<int,ii>
#define iiii pair<ii,ii>
#define base 29
#define eps 1e-8
int dx[]= {0LL,0LL,1,-1,1,1,-1,-1};
int dy[]= {1,-1,0LL,0LL,1,-1,1,-1};
const int maxn=1e5+5;
const int mod=1e9+7;
int n,a[maxn],tree[4*maxn],s[maxn],q,lazy[4*maxn],k,id[15];
void build(int id=1,int l=0,int r=n)
{
    if(l==r)
    {
        tree[id]=s[l];
        return;
    }
    int mid=(l+r)/2;
    build(id*2,l,mid);
    build(id*2+1,mid+1,r);
    tree[id]=tree[id*2]+tree[id*2+1];
}
void down(int id,int l,int r)
{
    int mid=(l+r)/2;
    tree[id*2]+=(mid-l+1)*lazy[id];
    tree[id*2+1]+=(r-mid)*lazy[id];
    lazy[id*2]+=lazy[id];
    lazy[id*2+1]+=lazy[id];
    lazy[id]=0;
}
void update(int u,int v,int val,int id=1,int l=0,int r=n)
{
    if(u>r||v<l)return;
    if(u<=l&&v>=r)
    {
        tree[id]+=(r-l+1)*val;
        lazy[id]+=val;
        return;
    }
    down(id,l,r);
    int mid=(l+r)/2;
    update(u,v,val,id*2,l,mid);
    update(u,v,val,id*2+1,mid+1,r);
    tree[id]=tree[id*2]+tree[id*2+1];
}
int get(int u,int v,int id=1,int l=0,int r=n)
{
    if(u>r||v<l)return 0;
    if(u<=l&&v>=r)return tree[id];
    int mid=(l+r)/2;
    down(id,l,r);
    return get(u,v,id*2,l,mid)+get(u,v,id*2+1,mid+1,r);
}
void init()
{
    cin>>n>>k;
    for(int i=1;i<=n;i++)
    {
        cin>>a[i];
        s[i]=s[i-1]+a[i];
    }
    cin>>q;
    build();
}
void process()
{
    while(q--)
    {
        int t;cin>>t;
        if(t==1)
        {
            for(int i=1;i<=k;i++)cin>>id[i];
            id[k+1]=id[1];
            for(int i=1;i<=k;i++)
            {
                update(id[i],n,-a[id[i]]+a[id[i+1]]);
            }
            int val=a[id[1]];
            for(int i=1;i<k;i++)a[id[i]]=a[id[i]+1];
            a[id[k]]=val;
        }
        else
        {
            int l,r,m;
            cin>>l>>r>>m;
            cout<<get(l+m-1,r)-get(l-1,r-m)<<'\n';
        }
    }
}
signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    if(fopen(task".inp","r"))
    {
        freopen(task".inp","r",stdin);
        freopen(task".out","w",stdout);
    }
    init();
    process();
    cerr <<endl<< "TIME : " << clock() * 0.001 << "s" << endl ;
}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'int main()':
Main.cpp:108:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  108 |         freopen(task".inp","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
Main.cpp:109:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  109 |         freopen(task".out","w",stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
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