oj.uz

Submission #1016977

# Submission time Handle Problem Language Result Execution time Memory
1016977 2024-07-08T16:38:02 Z lovrot Last supper (IOI12_supper) C++17
0 / 100
 158 ms 143020 KB 
#include <cstdio>
#include <vector> 
#include <set>
#include <stack>
#include <algorithm>
#include "advisor.h"
#include <cstring> 
#include <cassert>

#define X first
#define Y second
#define PB push_back

using namespace std; 

typedef pair<int, int> pii;

const int N = 1e5 + 10;

int out[N], lst[N], dea[N];

stack<int> nxt[N];
set<pii> s;

void ComputeAdvice(int *c, int n, int k, int m) {
	memset(lst, -1, sizeof(lst));

	for(int i = 0; i < n; ++i) { 
		nxt[i].push(N);
	}

	for(int i = n - 1; i >= 0; --i) { 
		nxt[c[i]].push(i);
	}

	for(int i = 0; i < k; ++i) {
		s.insert({nxt[i].top(), i});
	}

	for(int i = 0; i < n; ++i) {
		auto it = s.lower_bound({nxt[c[i]].top(), c[i]}); 
		nxt[c[i]].pop();
		if(it != s.end() && it->Y == c[i]) { 
			out[i] = -1;			
			s.erase(it);
		} else {
			int obr = prev(s.end())->Y;
			out[i] = obr;
			dea[lst[obr]] = 1;
			s.erase({nxt[obr].top(), obr});
		}	
		s.insert({nxt[c[i]].top(), c[i]});
		lst[c[i]] = i + k;
	}

	for(auto i : s) { 
		dea[lst[i.Y]] = 1;
	}

	for(int i = 0; i < k + n; ++i) {
		WriteAdvice(dea[i]);
	}
}

#include <cstdio>
#include <set>
#include "assistant.h"
#include <algorithm>
#include <cassert>

using namespace std; 

typedef long long ll;
typedef pair<int, int> pii;

const int N = 1e5 + 10;

// GetRequest()
// PutBack(int x)

set<int> act[2];

void Assist(unsigned char *a, int n, int k, int r) {
	for(int i = 0; i < k; ++i) { 
		act[a[i]].insert(i);
	}

	for(int i = 0; i < n; ++i) { 
		int x = GetRequest();
		bool d = a[i + k];

		auto it = act[0].lower_bound(x);
		if(it != act[0].end() && *it == x) { 
			act[0].erase(it);
		} else {
			int out = *act[1].begin();
			act[1].erase(act[1].begin());
			PutBack(out);
		}
		act[d].insert(x);
	}
}

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Runtime error 95 ms 137844 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 73 ms 138164 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 125 ms 142868 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Runtime error 80 ms 137992 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 39.0

# Verdict Execution time Memory Grader output
1 Runtime error 158 ms 142620 KB Execution killed with signal 11
2 Runtime error 121 ms 142720 KB Execution killed with signal 11
3 Runtime error 145 ms 143020 KB Execution killed with signal 11
4 Runtime error 119 ms 142980 KB Execution killed with signal 11
5 Runtime error 129 ms 142964 KB Execution killed with signal 11
6 Runtime error 144 ms 142928 KB Execution killed with signal 11
7 Runtime error 117 ms 142936 KB Execution killed with signal 11
8 Runtime error 116 ms 143020 KB Execution killed with signal 11
9 Runtime error 119 ms 142920 KB Execution killed with signal 11
10 Runtime error 104 ms 142928 KB Execution killed with signal 11