Submission #761045

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
761045	2023-06-19 06:26:49	Khizri	Rarest Insects (IOI22_insects)	C++17	100 / 100	52 ms	476 KiB

insects

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#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define F first
#define S second
#define INF 1e18
#define all(v) (v).begin(),(v).end()
#define rall(v) (v).rbegin(),(v).rend()
#define pii pair<int,int>
#define pll pair<ll,ll>
#define OK cout<<"Ok"<<endl;
#define MOD (ll)(1e9+7)
#define endl "\n"
const int mxn=2e3+5;
int sz,n,cnt,color[mxn],color2[mxn];
set<int>ST;
bool check(int k){
    if(k==1) return 1;
    set<int>st;
    st=ST;
    vector<int>vt;
    for(int i=0;i<n;i++){
        vt.pb(i);
    }
    unsigned seed = std::chrono::system_clock::now().time_since_epoch().count();
    shuffle(vt.begin(),vt.end(),default_random_engine(seed));
    memset(color2,0,sizeof(color2));
    for(int id=0;id<n;id++){
 
 
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Compilation message (stderr)

insects.cpp: In function 'bool check(int)':
insects.cpp:34:21: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   34 |         if(st.size()==cnt*k) break;
      |            ~~~~~~~~~^~~~~~~
insects.cpp:43:17: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   43 |     if(st.size()==cnt*k){
      |        ~~~~~~~~~^~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 75 / 75