Submission #714521

#	Time	Username	Problem	Language	Result	Execution time	Memory
714521		mseebacher	Robots (IOI13_robots)	C++17	14 / 100	691 ms	37748 KiB

robots

#include <bits/stdc++.h>
using namespace std;
 #include "robots.h"
typedef long long ll;
typedef vector<int> vi;
#define MAXI (int)1e5
#define pb(x) push_back(x)

vector<int> ad[MAXI];
vector<bool> vis(MAXI,0);


void dfs(int x){
	if(vis[x]) return;
	vis[x] = 1;
	for(auto s:ad[x]){
		dfs(s);
	}
}

void setIO(string s) {
	freopen((s + ".in").c_str(), "r", stdin);
	freopen((s + ".out").c_str(), "w", stdout);
}  

int putaway(int A,int B,int T, int X[],int Y[],int W[],int S[]){
	sort(X,X+A);
	sort(W,W+T);
	if(W[T-1] >= X[A-1]) return -1;
	multiset<int> se; 
	for(int i = 0;i<T;i++) se.insert(W[i]);
	multiset<int> av;
	int time = 0;
	multiset<int>::reverse_iterator it;
	while(!se.empty()){
		++time;
		for(int i = 0;i<A;i++) av.insert(X[i]);
		vector<int> loe; 
		for(it = se.rbegin();it != se.rend();it++){
			if(av.size() == 0) break;
			if(*av.rbegin() > *it){
				av.erase(av.find(*av.rbegin()));
				loe.push_back(*it);
			}
		}
		for(int i = 0;i<(int)loe.size();i++){
			se.erase(se.find(loe[i]));
		}
	} 
	return time;
}

Compilation message (stderr)

robots.cpp: In function 'void setIO(std::string)':
robots.cpp:22:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   22 |  freopen((s + ".in").c_str(), "r", stdin);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
robots.cpp:23:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |  freopen((s + ".out").c_str(), "w", stdout);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 14
• Subtask 2: 14 / 14
• Subtask 3: 0 / 25
• Subtask 4: 0 / 37
• Subtask 5: 0 / 10