#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
//using namespace __gnu_pbds;z
#define pb push_back
#define ff first
#define ss second
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define int long long
//#define ordst tree<pair<int,int>, null_type, less<pair<int,int>>, rb_tree_tag , tree_order_statistics_node_update >
//#define double long double
template <class F, class _S>
bool chmin(F &u, const _S &v){
bool flag = false;
if ( u > v ){
u = v; flag |= true;
}
return flag;
}
template <class F, class _S>
bool chmax(F &u, const _S &v){
bool flag = false;
if ( u < v ){
u = v; flag |= true;
}
return flag;
}
const int N = (1<<18) +1, inf = 1e18+200;
//int mod = 998244353;
//int mod = 1000000007;
//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
//#define rnd(l, r) uniform_int_distribution <int> (l, r)(rng)
void solve(){
int n, d, m;
cin >> n >> d >> m;
vector<array<int,2>> v(m);
int iiiit = 1;
for(auto &[f, s]:v)cin >> f, s = iiiit++;
sort(all(v));
vector<vector<int>> ans2;
auto ok = [&](int x) -> bool{
vector<vector<int>> rans;
int cnt = x, day = 1, it = 0;
while(true){
bool ok = 1;
vector<int> ad;
cnt = x;
while(cnt-- && it < m && v[it][0] <= day){
if(v[it][0]+d < day)return false;
ad.pb(v[it][1]);
it++;
ok = 0;
//cout << it << '\n';
}
//cout << x << '\n';
day++;
rans.pb(ad);
if(ok)break;
}
ans2 = rans;
return true;
};
int l = 1, r = m, ans = m;
while(l <= r){
int md = (l+r)>>1;
cout << md << '\n';
if(ok(md)){
ans = md;
r = md-1;
}else l = md+1;
}
cout << ans << '\n';
}
signed main(){
//ios_base::sync_with_stdio(false);
//cin.tie(nullptr);
//cout.tie(nullptr);
int tt = 1;
//cin >> tt;
while(tt--){
solve();
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
15 ms |
2140 KB |
Unexpected character #10, but ' ' expected |
2 |
Incorrect |
15 ms |
2140 KB |
Unexpected character #10, but ' ' expected |
3 |
Incorrect |
15 ms |
2140 KB |
Unexpected character #10, but ' ' expected |
4 |
Incorrect |
14 ms |
2140 KB |
Unexpected character #10, but ' ' expected |
5 |
Incorrect |
15 ms |
2136 KB |
Unexpected character #10, but ' ' expected |
6 |
Incorrect |
16 ms |
2140 KB |
Unexpected character #10, but ' ' expected |
7 |
Incorrect |
17 ms |
2304 KB |
Unexpected character #10, but ' ' expected |
8 |
Incorrect |
15 ms |
2308 KB |
Unexpected character #10, but ' ' expected |
9 |
Incorrect |
28 ms |
4476 KB |
Output isn't correct |
10 |
Incorrect |
29 ms |
4504 KB |
Output isn't correct |
11 |
Incorrect |
32 ms |
4948 KB |
Output isn't correct |
12 |
Incorrect |
58 ms |
9100 KB |
Output isn't correct |
13 |
Incorrect |
83 ms |
13668 KB |
Output isn't correct |
14 |
Incorrect |
139 ms |
19472 KB |
Output isn't correct |
15 |
Incorrect |
149 ms |
21936 KB |
Output isn't correct |
16 |
Incorrect |
199 ms |
28064 KB |
Output isn't correct |
17 |
Incorrect |
239 ms |
32672 KB |
Output isn't correct |
18 |
Runtime error |
244 ms |
34936 KB |
Memory limit exceeded |
19 |
Runtime error |
280 ms |
39184 KB |
Memory limit exceeded |
20 |
Incorrect |
239 ms |
32584 KB |
Output isn't correct |