# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
94264 | Scayre | Dancing Elephants (IOI11_elephants) | C++14 | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include "grader.h"
#include <map>
#include <set>
#include <list>
#include <cmath>
#include <ctime>
#include <deque>
#include <queue>
#include <stack>
#include <string>
#include <bitset>
#include <cstdio>
#include <limits>
#include <complex>
#include <vector>
#include <climits>
#include <cstring>
#include <cstdlib>
#include <fstream>
#include <numeric>
#include <sstream>
#include <cassert>
#include <iomanip>
#include <iostream>
#include <algorithm>
using namespace std;
#define ll long long
const int MXN = 5e5 + 7;
set<int> s;
int a[MXN];
int Lm;
int update(int id, int nv) {
s.erase(a[id]);
a[id]=nv;
s.insert(nv);
int cur=(*s.begin());
int ans=0;
while(1){
auto pos=s.upper_bound(cur+Lm);
if(pos!=s.end() && *pos>cur+Lm && *pos!=0){
ans++;
cur=*pos;
}
else break;
}
return ans+1;
}
void init(int n, int l, int xs[]) {
for(int i=0;i<n;i++){
a[i]=xs[i];
s.insert(xs[i]);
}
Lm=l;
return;
}