Submission #96698

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
96698	2019-02-11 05:19:43	nandonathaniel	Kisik (COCI19_kisik)	C++14	90 / 90	699 ms	54604 KiB

kisik

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#include<bits/stdc++.h>
using namespace std;
typedef long long LL;
const LL MAXN=1000000;
vector<LL> rec[MAXN+5];
priority_queue<LL> PQ;
int main(){
  ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    LL n,k,h,w;
    cin >> n >> k;
    for(LL i=1;i<=n;i++){
      cin >> w >> h;
      rec[h].push_back(w);
  }
  LL res=0;
  LL ans=2e18;
  for(LL i=1;i<=MAXN;i++){
    for(LL j=0;j<rec[i].size();j++){
      res+=rec[i][j];
      PQ.push(rec[i][j]);
      if(PQ.size()==k){
        ans=min(ans,res*i);
        LL gede=PQ.top();
        PQ.pop();
        res-=gede;
      }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

kisik.cpp: In function 'int main()':
kisik.cpp:22:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(LL j=0;j<rec[i].size();j++){
              ~^~~~~~~~~~~~~~
kisik.cpp:25:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if(PQ.size()==k){
       ~~~~~~~~~^~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10