Submission #893354

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
893354	2023-12-27 03:09:36	Darren0724	Monochrome Points (JOI20_monochrome)	C++17	35 / 100	552 ms	17440 KiB

monochrome

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#include <bits/stdc++.h>
using namespace std;
#define LCBorz ios_base::sync_with_stdio(false); cin.tie(0);
#define int long long
#define all(x) x.begin(), x.end()
#define endl '\n'
#define x first
#define y second
const int N=200005;
const int INF=1e18;
const int mod=924844033;
struct BIT{
    vector<int> v=vector<int>(N);
    void add(int p,int t){
        for(int i=p;i<N;i+=i&(-i)){
            v[i]+=t;
        }
    }
    int ask(int p){
        int ans=0;
        for(int i=p;i>0;i-=i&(-i)){
            ans+=v[i];
        }
        return ans;
    }
};
int32_t main() {
    LCBorz;
    int n;cin>>n;
    string s;cin>>s;
 
 
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• Subtask 1: 4 / 4
• Subtask 2: 21 / 21
• Subtask 3: 10 / 10
• Subtask 4: 0 / 65