Submission #618037

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
618037	2022-08-01 19:56:08	CaroLinda	Distributing Candies (IOI21_candies)	C++17	8 / 100	323 ms	35212 KiB

candies

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#include "candies.h"
#include <bits/stdc++.h>
#define ll long long
const int MAXN = 2e5+10;
using namespace std;
ll smx[MAXN*4], smn[MAXN*4], soma[MAXN*4];
int m(int l, int r){
    return (l+r)>>1;
}
void update(int pos, int l, int r, int id, ll newVal){
    if(l == r){
        smx[pos] = smn[pos] = soma[pos] = newVal;
        return;
    }
    if(id <= m(l,r))
        update(pos<<1 , l , m(l,r), id, newVal);
    else update(pos<<1|1, m(l,r)+1, r, id, newVal);
    smx[pos] = max(smx[pos<<1], soma[pos<<1]+smx[pos<<1|1]);
    smn[pos] = min(smn[pos<<1], soma[pos<<1]+smn[pos<<1|1]);
    soma[pos] = soma[pos<<1]+soma[pos<<1|1];
}
 
 
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