Submission #45079

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
45079	2018-04-11 07:07:05	rajarshi_basu	Divide and conquer (IZhO14_divide)	C++14	100 / 100	314 ms	24520 KiB

divide

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#include <iostream>
#include <algorithm>
#include <stack>
#include <string>
#include <stdio.h>
#include <cmath>
#include <queue>
#include <functional>
#define FOR(i,n) for(int i=0;i<n;i++)
#define FORE(i,a,b) for(int i=a;i<=b;i++)
#define ll long long int
#define pb(a) push_back(a)
#define vi vector<int>
#define ii pair<int,int>
#define iii pair<bool, pair<int,int> >
#define mp(a,b) make_pair(a,b)
using namespace std;
ll* st;
void init(int n){
  st = new ll[4*n];
  FOR(i,4*n) st[i] = 0;
}
void update(int node,int ss,int se,int i,ll val){
  if(i>se || i<ss)return;
  if(ss==se){st[node] = val;return;}
  int mid = (ss+se)/2;
 
 
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Compilation message (stderr)

divide.cpp: In function 'int main()':
divide.cpp:90:8: warning: unused variable 'sum' [-Wunused-variable]
     ll sum = 0;
        ^~~

• Subtask 1: 17 / 17
• Subtask 2: 31 / 31
• Subtask 3: 52 / 52