제출 #1211571

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1211571		Muhammad_Aneeq	Speedrun (RMI21_speedrun)	C++20	컴파일 에러	0 ms	0 KiB

speedrun

#include "speedrun.h"
#include <vector>
#include <map>
using namespace std;
int const MAXN=1e3+10;
vector<int>nei[MAXN]={};
vector<int>ord;
int it[MAXN],ot[MAXN],P[MAXN];
int tm=0;
void dfs(int u,int p=0)
{
	it[u]=tm++;
	P[u]=p;
	ord.push_back(u);
	for  (auto i:nei[u])
	{
		if (i==p) continue;
		dfs(i,u);
	}
	ot[u]=tm-1;
}
void assignHints(int subtask, int N, int A[], int B[]) 
{ 
	setHintLen(20);
	for (int i=1;i<N;i++)
	{
		nei[A[i]].push_back(B[i]);
		nei[B[i]].push_back(A[i]);
	}
	dfs(1);
	ord.push_back(0);
	for (int i=0;i<N;i++)
	{
		int u=ord[i],v=ord[i+1];
		int p=P[u];
		for (int j=1;j<=10;j++)
		{
			bool w=(p&(1<<(j-1)));
			setHint(u,j,w);	
		}
		for (int j=11;j<=20;j++)
		{
			bool w=(v&(1<<(j-11)));
			setHint(u,j,w);
		}
	}
}
void speedrun(int subtask, int N, int s) 
{ 
	set<int>vis;
	vis.insert(s);
	int cur=s;
	int len=getLength();
	while (cur!=1)
	{
		int pr=0;
		vis.insert(cur);
		for (int j=1;j<=10;j++)
		{
			int f=getHint(j);
			pr+=(f<<(j-1));
		}		goTo(pr);
		cur=pr;
	}
	while (vis.size()!=N)
	{
		vis.insert(cur);
		int pr=0,nx=0;
		for (int j=11;j<=20;j++)
		{
			int f=getHint(j);
			nx+=(f<<(j-11));
		}
		if (nx==0)
			break;
		while (!goTo(nx))
		{
			pr=0;
			for (int j=1;j<=10;j++)
			{
				int f=getHint(j);
				pr+=(f<<(j-1));
			}
			goTo(pr);
		}
		cur=nx;
	}
}

컴파일 시 표준 에러 (stderr) 메시지

speedrun.cpp: In function 'void speedrun(int, int, int)':
speedrun.cpp:50:9: error: 'set' was not declared in this scope
   50 |         set<int>vis;
      |         ^~~
speedrun.cpp:4:1: note: 'std::set' is defined in header '<set>'; did you forget to '#include <set>'?
    3 | #include <map>
  +++ |+#include <set>
    4 | using namespace std;
speedrun.cpp:50:13: error: expected primary-expression before 'int'
   50 |         set<int>vis;
      |             ^~~
speedrun.cpp:51:9: error: 'vis' was not declared in this scope
   51 |         vis.insert(s);
      |         ^~~