Submission #629757

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
629757	2022-08-15 05:08:55	aebov	Cloud Computing (CEOI18_clo)	C++17	0 / 100	1 ms	468 KiB

clo

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#include<iostream>
#include<algorithm>
#include<bitset>
#include<vector>
#define pb push_back
using namespace std;
 
long long int n,a,b,y[21];
long long int inf = (long long)1e17+17;
long long int ans=inf;
 
long long int f(int x)
{
  if(__builtin_popcount(x)<a-1)return inf;
  vector<int> pos;
  for(int i=0;i<b;i++)if((x>>i)%2==1)pos.pb(i);
  pos.pb(n-1);
  long long int ret=0LL;
  long long int tm2=0LL;
  for(int i=0;i<=pos[0];i++)tm2+=y[i];
  ret|=tm2;
  for(int i=1;i<pos.size();i++){
    tm2=0;
    for(int j=pos[i-1]+1;j<=pos[i];j++)tm2+=y[j];
    ret|=tm2;
  }
  //bitset<5> tb = x;
  //cout<<tb<< " "<<ret<<endl;
  return ret;
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

clo.cpp: In function 'long long int f(int)':
clo.cpp:22:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |  for(int i=1;i<pos.size();i++){
      |              ~^~~~~~~~~~~

• Subtask 1: 0 / 18
• Subtask 2: 0 / 18
• Subtask 3: 0 / 18
• Subtask 4: 0 / 18
• Subtask 5: 0 / 18
• Subtask 6: 0 / 10