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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#386728#5108. Prehistoric ProgramsPetroTarnavskyi#WA 1ms3656kbC++202.1kb2024-04-11 19:39:362024-04-11 19:39:37

Judging History

你现在查看的是最新测评结果

  • [2024-04-11 19:39:37]
  • 评测
  • 测评结果:WA
  • 用时:1ms
  • 内存:3656kb
  • [2024-04-11 19:39:36]
  • 提交

answer

#include <bits/stdc++.h> 

using namespace std;

#define FOR(i, a, b) for(int i = (a); i < (b); i++)
#define RFOR(i, a, b) for(int i = (a) - 1; i >= (b); i--)
#define SZ(a) int(a.size())
#define ALL(a) a.begin(), a.end()
#define PB push_back
#define MP make_pair
#define F first
#define S second

typedef long long LL;
typedef vector<int> VI;
typedef pair<int, int> PII;
typedef double db;

const int N = 1 << 18;

int sz[N], cnt[N];
tuple<int, int, int> from[N];
VI g[N];


int main()
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	int m, n, que;
	cin >> m >> n >> que;
	int mx = 0;
	
	FOR(i, 0, n)
	{
		char x;
		int a, b, c;
		cin >> x >> a >> b >> c;
		mx = max(mx, a);
		mx = max(mx, b);
		mx = max(mx, c);
		a--; b--; c--;
		

		
		if(x == 'S')
		{
			from[b] = {1, a, 0};
			from[c] = {1, a, 1};
			
			g[a].PB(b);
			g[a].PB(c);
			cnt[b] = cnt[c] = 1;
		}
		else
		{
			from[c] = {2, a, b};
			g[a].PB(c);
			g[b].PB(c);
			cnt[c] = 2;
		}
	}
	
	queue<int> q;
	FOR(i, 0, mx)
		if(cnt[i] == 0)
			q.push(i);
	sz[0] = m;
	
	while(SZ(q))
	{
		int v = q.front();
		q.pop();
		
		if(v != 0)
		{
			if(get<0>(from[v]) == 1)
			{
				sz[v] = sz[get<1>(from[v])] / 2 + (sz[get<1>(from[v])] % 2) * (1 ^ get<2>(from[v]));
			}
			else
			{
				sz[v] = sz[get<1>(from[v])] + sz[get<2>(from[v])];
			}
			cerr << v << " " << sz[v] << "\n";
		}
		
		for(int to : g[v])
		{
			cnt[to]--;
			if(cnt[to] == 0)
				q.push(to);
		}
	}
	
	
	
	while(que--)
	{
		int v, k;
		cin >> v >> k;
		v--; k--;
		if(sz[v] <= k)
		{
			cout << "none\n";
			continue;
		}
		while(v != 0)
		{
			if(get<0>(from[v]) == 1)
			{
				k = 2 * k + get<2>(from[v]);
				v = get<1>(from[v]);
				continue;
			}
			int a = get<1>(from[v]);
			int b = get<2>(from[v]);
			
			if(k <= 2 * min(sz[a], sz[b]))
			{
				if(k % 2 == 0)
					v = a;
				else
					v = b;
				k /= 2;
				continue;
			}
			if(sz[a] > sz[b])
			{
				v = a;
				k -= sz[b];
			}
			else
			{
				v = b;
				k -= sz[a];
			}
		}
		cout << k + 1 << "\n";
	}
	
	
	
	return 0;
}

详细

Test #1:

score: 0
Wrong Answer
time: 1ms
memory: 3656kb

input:

50000
(
(
))))()))()(()))()()()))()(((((()(((()))()(((()))((()(())))))(()(
)
(
)
(((
(
(
(
(
(
()
(
)
(
)((())()((
)))))(
(
)
))
)()
(
)
)
)()(
(
(
()
(
)
(
)()((((())()))())(
(
(
)(
(
(
(()())())
)
)
(
(
(
)((())))((())))))))))((((()()))()))))))))((()())()))
)
)()
)
)
)
)
)
())(())))))()(()((()(())...

output:


result:

wrong output format Unexpected end of file - token expected