Submission #521246

#	Time	Username	Problem	Language	Result	Execution time	Memory
521246		Baytoro	Table Tennis (info1cup20_tabletennis)	C++17	49 / 100	33 ms	5628 KiB

tabletennis

#include <bits/stdc++.h>
using namespace std;
#define Baytoro_MayrambekovOrz void solve()
#define ios ios::sync_with_stdio(false); cin.tie(NULL);
#define pb push_back
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define fr first
#define sc second
#define int long long
#define endl '\n'
#define yes cout<<"YES\n";
#define no cout<<"NO\n";
void fopn(string name){
	freopen((name+".in").c_str(),"r",stdin);
	freopen((name+".out").c_str(),"w",stdout);
}
int binpow(int a,int n){
	if(n==0)
		return 1;
	if(n%2==1)
		return binpow(a, n-1)*a;
	else{
		int b=binpow(a, n/2);
		return b*b;
	}
}
int a,b,c,n,m,i,j,k,x,y,cnt=0,sum=0,res=0;
Baytoro_MayrambekovOrz{
	cin>>n>>k;
	vector<int> vec(n+k);
	for(i=0;i<n+k;i++){
		cin>>vec[i];
	}
	int l=0,r=n-1;
	vector<int> sm(n+k);
	sm[0]=vec[0];
	for(i=1;i<n+k;i++){
		sm[i]=sm[i-1]+vec[i];
	}
	for(i=0;i<=k;i++){
		x=(n-2)/2;
		sum=sm[i+n-1];
		if(i>0)
			sum-=sm[i-1];
		sum-=vec[i];
		sum-=vec[i+n-1];
		if(sum%x==0 && sum/x==vec[i]+vec[i+n-1]){
			for(j=i;j<i+n;j++){
				cout<<vec[j]<<' ';
			}
			return;
		//	cout<<endl;
		}
	}
}
main(){
	ios;
	int T=1;
	//cin>>T;
	while(T--){
		solve();
	}
}

Compilation message (stderr)

tabletennis.cpp: In function 'void solve()':
tabletennis.cpp:35:6: warning: unused variable 'l' [-Wunused-variable]
   35 |  int l=0,r=n-1;
      |      ^
tabletennis.cpp:35:10: warning: unused variable 'r' [-Wunused-variable]
   35 |  int l=0,r=n-1;
      |          ^
tabletennis.cpp: At global scope:
tabletennis.cpp:57:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   57 | main(){
      | ^~~~
tabletennis.cpp: In function 'void fopn(std::string)':
tabletennis.cpp:15:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |  freopen((name+".in").c_str(),"r",stdin);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tabletennis.cpp:16:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |  freopen((name+".out").c_str(),"w",stdout);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 11 / 11
• Subtask 2: 0 / 9
• Subtask 3: 14 / 14
• Subtask 4: 15 / 15
• Subtask 5: 9 / 9
• Subtask 6: 0 / 14
• Subtask 7: 0 / 15
• Subtask 8: 0 / 13