/** MIT License Copyright (c) 2018 Vasilyev Daniil **/
#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("Ofast")
template<typename T> using v = vector<T>;
//#define int long long
typedef string str;
typedef vector<int> vint;
#define rep(a, l, r) for(int a = (l); a < (r); a++)
#define pb push_back
#define sz(a) ((int) a.size())
const long long inf = 4611686018427387903; //2^62 - 1
#if 0 //FileIO
const string fileName = "C:\\Users\\Vasil\\OneDrive\\Programs\\C++\\OfflineJudge\\2";
ifstream fin ((fileName == "" ? "input.txt" : fileName + ".in" ));
ofstream fout((fileName == "" ? "output.txt" : fileName + ".out"));
#define get fin>>
#define put fout<<
#else
#define get cin>>
#define put cout<<
#endif
#define eol put endl
void read() {} template<typename Arg,typename... Args> void read (Arg& arg,Args&... args){get (arg) ;read(args...) ;}
void print(){} template<typename Arg,typename... Args> void print(Arg arg,Args... args){put (arg)<<" ";print(args...);}
void debug(){eol;} template<typename Arg,typename... Args> void debug(Arg arg,Args... args){put (arg)<<" ";debug(args...);}
int getInt(){int a; get a; return a;}
//code goes here
void run() {
int n, d, m;
read(n, d, m);
n++;
int a[n];
rep(i, 0, n)
a[i] = 0;
rep(i, 0, m) {
int k;
get k;
a[k]++;
}
int l = 0, r = m + 1;
while (l + 1 < r) {
int p = (l + r) / 2;
int ll = 1;
int leftToDo[n];
rep(i, 1, n)
leftToDo[i] = a[i];
int canDo = 0;
rep(rr, 1, n + 1) {
canDo += p;
while(ll <= rr) {
while (ll <= rr && leftToDo[ll] == 0)
ll++;
if (canDo == 0)
break;
int z = min(canDo, leftToDo[ll]);
canDo -= z;
leftToDo[ll] -= z;
}
if (ll + d < rr) {
l = p;
goto nxt;
}
}
r = p;
nxt:;
}
put r;
eol;
}
int32_t main() {srand(time(0));ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);put setprecision(15);run();return 0;}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
10 ms |
632 KB |
Output isn't correct |
2 |
Incorrect |
11 ms |
1180 KB |
Output isn't correct |
3 |
Incorrect |
16 ms |
1316 KB |
Output isn't correct |
4 |
Incorrect |
11 ms |
1740 KB |
Output isn't correct |
5 |
Incorrect |
10 ms |
2032 KB |
Output isn't correct |
6 |
Incorrect |
13 ms |
2328 KB |
Output isn't correct |
7 |
Incorrect |
10 ms |
2756 KB |
Output isn't correct |
8 |
Incorrect |
10 ms |
2984 KB |
Output isn't correct |
9 |
Incorrect |
13 ms |
4044 KB |
Output isn't correct |
10 |
Incorrect |
13 ms |
4300 KB |
Output isn't correct |
11 |
Incorrect |
11 ms |
4300 KB |
Output isn't correct |
12 |
Incorrect |
19 ms |
4792 KB |
Unexpected end of file - int32 expected |
13 |
Incorrect |
28 ms |
5888 KB |
Output isn't correct |
14 |
Incorrect |
39 ms |
7788 KB |
Unexpected end of file - int32 expected |
15 |
Incorrect |
43 ms |
9720 KB |
Output isn't correct |
16 |
Incorrect |
68 ms |
12708 KB |
Output isn't correct |
17 |
Incorrect |
69 ms |
16096 KB |
Output isn't correct |
18 |
Incorrect |
73 ms |
19068 KB |
Output isn't correct |
19 |
Incorrect |
98 ms |
23260 KB |
Output isn't correct |
20 |
Incorrect |
65 ms |
25932 KB |
Output isn't correct |