Submission #814740

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
814740	2023-08-08 09:30:09	konstantys	Sprinkler (JOI22_sprinkler)	C++14	100 / 100	2613 ms	223876 KiB

sprinkler

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#include<iostream>
#include<cstdlib>
#include<vector>
#include<cassert>
#define ll long long
using namespace std;
int n,q,a,b,c,ojc[200005],d,ojc2[81];
ll L,tab[200005],x;
ll t[200005][42];
ll f[200005][81];
ll p[200005];
vector<int> v[200005];
vector<int> v2[42];
void DFS(int x,int f){
    ojc[x]=f;
    for(auto i:v[x]) if(i!=f) DFS(i,x);
}
void dod2(int x,int p,int k,ll z){
    assert(k==(p+1));
    t[x][p]*=z,t[x][p]%=L;
}
void dod(int x,int k,ll z){
    //od 0 do k
    p[x]*=z,p[x]%=L;
    for(auto u:v2[k])
        f[x][u]*=z,f[x][u]%=L;
}
int main(){
    ios_base::sync_with_stdio(0);
    cin>>n>>L;
 
 
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• Subtask 1: 3 / 3
• Subtask 2: 9 / 9
• Subtask 3: 29 / 29
• Subtask 4: 12 / 12
• Subtask 5: 30 / 30
• Subtask 6: 17 / 17