Submission #48855

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
48855	2018-05-19 10:29:41	mrtsima22	Gift (IZhO18_nicegift)	C++17	0 / 100	41 ms	2652 KiB

nicegift

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#include <bits/stdc++.h>
using namespace std;
#define lo long
const int lmax=1999999999;
const long long lmx=1999999999999999999;
int n,k,p;
long long a[100003],sum;
set<pair<int,int> >s;
vector<vector<int> > ans;
int main(){std::ios::sync_with_stdio(false);
cin>>n>>k;
for(int i=1;i<=n;i++)
{
  cin>>a[i];
  sum=sum+a[i];
}
bool ok=1;
for(int i=2;i<=n;i++)
{
  ok=ok&(a[i]==a[i-1]);
}
if(!(sum<=1000000||ok)){
cout<<-1<<endl;return 0;}
if(sum%k!=0){
cout<<-1<<endl;return 0;}
for(int i=1;i<=n;i++)
{
  s.insert(make_pair(a[i],i));
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

nicegift.cpp: In function 'int main()':
nicegift.cpp:49:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<v.size();i++)
              ~^~~~~~~~~
nicegift.cpp:59:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 for(int i=0;i<ans.size();i++)
             ~^~~~~~~~~~~
nicegift.cpp:62:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int j=0;j<ans[i].size();j++)
              ~^~~~~~~~~~~~~~

• Subtask 1: 0 / 7
• Subtask 2: 0 / 11
• Subtask 3: 0 / 12
• Subtask 4: 0 / 19
• Subtask 5: 0 / 51