Submission #1129227

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1129227	2024-12-23 18:57:49	mnbvcxz123	Weighting stones (IZhO11_stones)	C++20	100 / 100	30 ms	6728 KiB

stones

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#include <iostream>
using namespace std;
#define int long long
struct struct_aint{
    int sum,pref_min,pref_max;
};
struct_aint v[400005];
struct_aint combin(struct_aint a,struct_aint b){
    struct_aint rasp;
    rasp.pref_min=min(a.pref_min,a.sum+b.pref_min);
    rasp.pref_max=max(a.pref_max,a.sum+b.pref_max);
    rasp.sum=a.sum+b.sum;
    return rasp;
}
void update(int nod,int st,int dr,int poz,int a){
    if(st==dr){
        v[nod].sum=a;
        v[nod].pref_min=a;
        v[nod].pref_max=a;
        return ;
    }
    int mij=(st+dr)/2;
    if(mij>=poz) update(2*nod,st,mij,poz,a);
    else update(2*nod+1,mij+1,dr,poz,a);
    v[nod]=combin(v[2*nod],v[2*nod+1]);
 
 
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• Subtask 1: 100 / 100