#include <bits/stdc++.h>
using namespace std;
#define int long long
int n,d,m;
vector<int> a,index_v;
bool is_ok(int machine)
{
// printf("machine=%d\n",machine);
int ptr=0;
for(int day=1;day<=n;++day)
{
for(int i=0;i<machine;++i)
{
// printf("ptr=%d\n",ptr);
if(ptr>=a.size()) return true;
if(a[ptr]>day) break;
if(a[ptr]+d<day)
{
// printf("{%d,%d},FALSE0\n",a[ptr]+d,day);
return false;
}
++ptr;
}
}
return (ptr>=a.size());
}
main()
{
ios::sync_with_stdio(0),cin.tie(0);
cin>>n>>d>>m;
vector<pair<int,int>> tmp(m);
for(int i=0;i<m;++i) cin>>tmp[i].first,tmp[i].second=i+1;
sort(tmp.begin(),tmp.end());
for(auto it:tmp) a.push_back(it.first),index_v.push_back(it.second);
int l=0,r=1e9,ans=1e9;
while(l<=r)
{
int mid=(r-l)/2+l;
if(is_ok(mid)) ans=mid,r=mid-1;
else l=mid+1;
}
assert(n*ans>=m);
cout<<ans<<'\n';
int ptr=0;
for(int i=0;i<n;++i)
{
for(int j=0;j<ans;++j) if(ptr<index_v.size()) cout<<index_v[ptr++]<<' ';
cout<<0<<'\n';
}
return 0;
}
/*
8 2 12
1 2 4 2 1 3 5 6 2 3 6 4
*/
Compilation message
jobs.cpp: In function 'bool is_ok(long long int)':
jobs.cpp:15:10: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
15 | if(ptr>=a.size()) return true;
| ~~~^~~~~~~~~~
jobs.cpp:25:13: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
25 | return (ptr>=a.size());
| ~~~^~~~~~~~~~
jobs.cpp: At global scope:
jobs.cpp:27:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
27 | main()
| ^~~~
jobs.cpp: In function 'int main()':
jobs.cpp:47:32: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
47 | for(int j=0;j<ans;++j) if(ptr<index_v.size()) cout<<index_v[ptr++]<<' ';
| ~~~^~~~~~~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
324 ms |
4708 KB |
Output is correct |
2 |
Correct |
321 ms |
4548 KB |
Output is correct |
3 |
Correct |
330 ms |
4708 KB |
Output is correct |
4 |
Correct |
370 ms |
4708 KB |
Output is correct |
5 |
Correct |
324 ms |
4700 KB |
Output is correct |
6 |
Correct |
350 ms |
4708 KB |
Output is correct |
7 |
Correct |
326 ms |
4552 KB |
Output is correct |
8 |
Correct |
332 ms |
4716 KB |
Output is correct |
9 |
Correct |
320 ms |
4796 KB |
Output is correct |
10 |
Correct |
309 ms |
4800 KB |
Output is correct |
11 |
Correct |
32 ms |
4568 KB |
Output is correct |
12 |
Correct |
45 ms |
8788 KB |
Output is correct |
13 |
Correct |
68 ms |
14512 KB |
Output is correct |
14 |
Correct |
99 ms |
17836 KB |
Output is correct |
15 |
Correct |
114 ms |
21288 KB |
Output is correct |
16 |
Correct |
147 ms |
26048 KB |
Output is correct |
17 |
Correct |
164 ms |
30868 KB |
Output is correct |
18 |
Runtime error |
188 ms |
37532 KB |
Memory limit exceeded |
19 |
Runtime error |
264 ms |
38284 KB |
Memory limit exceeded |
20 |
Correct |
180 ms |
32684 KB |
Output is correct |