Submission #273918

#	Time	Username	Problem	Language	Result	Execution time	Memory
273918		AKaan37	Santa Claus (RMI19_santa)	C++17	20 / 100	1097 ms	2424 KiB

santa

//Bismillahirrahmanirrahim
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#include <bits/stdc++.h>

using namespace std;

typedef long long lo;
typedef pair< lo,lo > PII;

#define fi first
#define se second
#define mp make_pair
#define endl "\n"
#define pb push_back
#define fio() ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
#define FOR for(int i=1;i<=n;i++)
#define mid ((start+end)/2)
#define ort ((l+r)/2)

const lo inf = 3000000000;
const lo KOK = 100000;
const lo LOG = 30;
const lo li = 100005;
const lo mod = 1000000007;

int n,m,b[li],a[li],k,flag,t,c[li],mx,vis[li],dp[li];
int cev;
string s;
vector<int> v;

inline int naivesol(int x){
	if(x<mx)return -1;
	multiset<int> st;
	for(int i=1;i<=x;i++)vis[i]=0;
	
	for(int i=1;i<=x;i++){
		
		if(b[i]==0){
			st.insert(c[i]);
			
			continue;
		}
		else{
			auto it=st.lower_bound(c[i]);
			if(it!=st.end()){st.erase(it);}
			else vis[i]=1;
		}
	}
	
	if((int)st.size()==0)return a[x];
	lo mn=inf;
	//~ cout<<"**\n";
	//~ if(x==n-1)cout<<st.size()<<endl;
	for(int i=x;i>=1;i--){
		if(b[i]==0)continue;
		if(vis[i]==0)continue;
		//~ if(x==n-1)cout<<i<<"**\n";
		auto it=st.lower_bound(c[i]);
		if(it!=st.end()){mn=min(mn,(lo)i);st.erase(it);}
		//~ cout<<i<<"\n";
	}
	//~ cout<<(int)st.size()<<endl;
	if(st.size())return -1;
	if(mn==inf)mn=0;
	//~ cout<<a[x]<<endl;
	return a[x]+(a[x]-a[mn]);
}



int main(void){
	scanf("%d",&t);
	while(t--){
		scanf("%d",&n);
		FOR scanf("%d",&a[i]);
		FOR scanf("%d",&b[i]);
		FOR scanf("%d",&c[i]);
		mx=0;
		FOR{
			if(b[i]==0)mx=max(mx,i);
		}
		//~ dp[n]=naivesol(n);
		FOR dp[i]=naivesol(i);
		FOR printf("%d ",dp[i]);
		printf("\n");
	}
	return 0;
}

Compilation message (stderr)

santa.cpp: In function 'int main()':
santa.cpp:75:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   75 |  scanf("%d",&t);
      |  ~~~~~^~~~~~~~~
santa.cpp:77:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   77 |   scanf("%d",&n);
      |   ~~~~~^~~~~~~~~
santa.cpp:78:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   78 |   FOR scanf("%d",&a[i]);
      |       ~~~~~^~~~~~~~~~~~
santa.cpp:79:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   79 |   FOR scanf("%d",&b[i]);
      |       ~~~~~^~~~~~~~~~~~
santa.cpp:80:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   80 |   FOR scanf("%d",&c[i]);
      |       ~~~~~^~~~~~~~~~~~

• Subtask 1: 20 / 100