Submission #365333

# Submission time Handle Problem Language Result Execution time Memory
365333 2021-02-11T13:27:15 Z Seanliu Last supper (IOI12_supper) C++14
Compilation error
0 ms 0 KB
#include "advisor.h"
#include <iostream>
#include <utility>
#include <cassert>
#include <map>
#include <deque>
#define pii pair<int,int>
#define F first
#define S second
using namespace std;

struct Obj{
	int time, col;
	Obj(int time = 0, int col = 0): time(time), col(col){}
	const bool operator<(const Obj &o) const {
		return time == o.time ? col < o.col : time < o.time;
	}
};

const int maxN = 1e5 + 326;
bool has[maxN], advice[maxN << 1];
map<int, Obj> mp;
deque<int> dq[maxN];


void ComputeAdvice(int *C, int N, int K, int M) {
	fill(has, has + K, 1);
	for(int i = 0; i < N; i++){
		dq[C[i]].push_back(i);
	}
	for(int i = 0; i < K; i++){
		int furt = dq[i].size() ? dq[i].front() : maxN;
		mp[furt] = Obj(i - K, i);
	}
	for(int i = 0; i < N; i++){ //thirteen bits lol
		if(has[C[i]]){
			int furt = dq[C[i]].size() ? dq[i].front() : maxN;
			mp.erase(mp.find(furt));
		} else {
			auto it = mp.rbegin();
			advice[it->S.time + K] = 1;
			mp.erase(mp.find(it->F));
			has[it->S.col] = false;
		}
		while(dq[C[i]].size() && dq[C[i]].front() <= i) dq[C[i]].pop_front();
		int furt = dq[C[i]].size() ? dq[i].front() : maxN;
		mp[furt] = Obj(i + K, C[i]);
		has[C[i]] = true;
	}
	for(int i = 0; i < N + K; i++) WriteAdvice(advice[i]);
}

#include <iostream>
#include <set>
#include <utility>
#include <queue>
#define pii pair<int,int>
#define F first
#define S second
#include "assistant.h"
using namespace std;


bool cur[maxN];
queue<int> que;

void Assist(unsigned char *A, int N, int K, int R) {
	assert(R == N + K);	
	for(int i = 0; i < K; i++){
		cur[i] = true;
		if(A[i]) que.push(i);
	}
	for(int i = 0; i < N; i++){
		int r = GetRequest();	
		if(!cur[r]){
			int c = que.front();
			PutBack(c);
			cur[c] = false;
			que.pop();
		}
		cur[r] = true;
	}
}

Compilation message

assistant.cpp:12:10: error: 'maxN' was not declared in this scope
   12 | bool cur[maxN];
      |          ^~~~
assistant.cpp: In function 'void Assist(unsigned char*, int, int, int)':
assistant.cpp:16:2: error: 'assert' was not declared in this scope
   16 |  assert(R == N + K);
      |  ^~~~~~
assistant.cpp:9:1: note: 'assert' is defined in header '<cassert>'; did you forget to '#include <cassert>'?
    8 | #include "assistant.h"
  +++ |+#include <cassert>
    9 | using namespace std;
assistant.cpp:18:3: error: 'cur' was not declared in this scope
   18 |   cur[i] = true;
      |   ^~~
assistant.cpp:23:7: error: 'cur' was not declared in this scope
   23 |   if(!cur[r]){
      |       ^~~
assistant.cpp:29:3: error: 'cur' was not declared in this scope
   29 |   cur[r] = true;
      |   ^~~