Submission #268676

#TimeUsernameProblemLanguageResultExecution timeMemory
268676mayhoubsalehRelativnost (COCI15_relativnost)C++14
126 / 140
4070 ms24136 KiB
#include <bits/stdc++.h> #define ll long long #define pb push_back #define left 2*i+1 #define righ 2*i+2 #define mid (l+r)/2 #define IOS ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0); using namespace std; const int maxn=1e5+100; const int inf=1e9+10; const int mod=1e4+7; int n,a[maxn],b[maxn],c,q; int st[4*maxn][22]; void build(int i,int l,int r){ if(l==r){ st[i][0]=b[r]%mod; st[i][1]=a[r]%mod; return; } build(left,l,mid); build(righ,mid+1,r); for(int j=0;j<=c;j++){ for(int k=0;k<=c;k++){ st[i][min(j+k,c)]=(st[i][min(j+k,c)]+(st[left][j]*st[righ][k])%mod)%mod; } } } void upd(int i,int l,int r,int id){ if(r<id||l>id)return; if(l==r){ st[i][0]=b[id]%mod; st[i][1]=a[id]%mod; return; } upd(left,l,mid,id); upd(righ,mid+1,r,id); for(int j=0;j<=c;j++)st[i][j]=0; for(int j=0;j<=c;j++){ for(int k=0;k<=c;k++){ st[i][min(j+k,c)]=(st[i][min(j+k,c)]+(st[left][j]*st[righ][k])%mod)%mod; } } } int main() { IOS cin>>n>>c; for(int i=0;i<n;i++)cin>>a[i]; for(int i=0;i<n;i++)cin>>b[i]; build(0,0,n-1); cin>>q; while(q--){ int p; cin>>p; p--; cin>>a[p]>>b[p]; //for(int i=0;i<n;i++)cout<<a[i]<<' ';cout<<endl; //for(int j=0;j<n;j++)cout<<b[j]<<' ';cout<<endl; upd(0,0,n-1,p); cout<<st[0][c]<<endl; } return 0; }
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