Submission #601725

#	Time	Username	Problem	Language	Result	Execution time	Memory
601725		enerelt14	Meetings (IOI18_meetings)	C++14	Compilation error	0 ms	0 KiB

meetings

#include "meetings.h"
#include<bits/stdc++.h>
#define pb push_back
#define int long long
using namespace std;
int cost[5005][5005];
vector<long long> minimum_costs(vector<int> H, vector<int> L, vector<int> R){
  for (int i=0;i<H.size();i++){
    cost[i][i]=H[i];
    for(int j=i+1;j<H.size();j++){
      cost[i][j]=max(cost[i][j-1], H[j]);
    }
  }
  for (int i=0;i<H.size();i++){
    for (int j=0;j<i;j++){
      cost[i][j]=cost[j][i];
    }
  }
  for (int i=0;i<H.size();i++){
    for (int j=0;j<H.size();j++){
      cost[i][j]+=cost[i][j-1];
    }
  }
  vector<long long>res;
  for (int i=0;i<L.size();i++){
    long long ans=1e15;
    for (int j=L[i];j<=R[i];j++){
      if (L[i]!=0)ans=min(ans, cost[j][R[i]]-cost[j][L[i]-1]);
      else ans=min(ans, cost[j][R[i]]);
    }
    res.pb(ans);
  }
  return res;
}

Compilation message (stderr)

meetings.cpp: In function 'std::vector<long long int> minimum_costs(std::vector<long long int>, std::vector<long long int>, std::vector<long long int>)':
meetings.cpp:8:17: 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]
    8 |   for (int i=0;i<H.size();i++){
      |                ~^~~~~~~~~
meetings.cpp:10:20: 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]
   10 |     for(int j=i+1;j<H.size();j++){
      |                   ~^~~~~~~~~
meetings.cpp:14:17: 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]
   14 |   for (int i=0;i<H.size();i++){
      |                ~^~~~~~~~~
meetings.cpp:19:17: 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]
   19 |   for (int i=0;i<H.size();i++){
      |                ~^~~~~~~~~
meetings.cpp:20:19: 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]
   20 |     for (int j=0;j<H.size();j++){
      |                  ~^~~~~~~~~
meetings.cpp:25:17: 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 |   for (int i=0;i<L.size();i++){
      |                ~^~~~~~~~~
/usr/bin/ld: /tmp/cchiolrc.o: in function `main':
grader.cpp:(.text.startup+0x1d6): undefined reference to `minimum_costs(std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status