Submission #723505

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
723505	2023-04-14 02:02:13	LittleFlowers__	Rarest Insects (IOI22_insects)	C++17	71.22 / 100	147 ms	472 KiB

insects

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#include<bits/stdc++.h>
#include "insects.h"
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
int hmt() {int x=0;int c=getchar(),n=0;for(;!isdigit(c);c=getchar()) n=(c=='-');for(;isdigit(c);c=getchar()) x=x*10+c-'0';if(n) x=-x;return x;}
#define in hmt()
#define ins ({string x;char c=getchar();for(;c==' '||c=='\n';c=getchar());for(;c!=' '&&c!='\n';c=getchar()) x+=c;x;})
#define forinc(i,a,b) for(int i=a,_b=b;i<=_b;++i)
#define fordec(i,a,b) for(int i=a;i>=b;--i)
#define forb(i,BS) for(int i=BS._Find_first();i< BS.size();i = BS._Find_next(i))
#define timer 1.0*clock()/CLOCKS_PER_SEC
#define forv(a,b) for(auto &a:b)
#define pb push_back
#define pii pair<int,int>
#define fi first
#define se second
#define all(a) a.begin(),a.end()
#define reset(f,x) memset(f,x,sizeof(f))
#define bit(x,i) ((x>>(i-1))&1)
#define onbit(x,i) (x|(1<<(i-1)))
#define offbit(x,i) (x&~(1<<(i-1)))
int n,m,dd[2010],T=32;
vector<int> a;
/*void move_inside(int i) {cout<<"i "<<i<<endl;}
void move_outside(int i) {cout<<"o "<<i<<endl;}
int press_button() {cout<<"g\n";int x;cin>>x;return x;}*/
int calc(int l,int r,vector<int> e) {
    if(l==r) return e.size()+1;
    int m=(l+r)/2;
 
 
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Compilation message (stderr)

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:73:14: warning: unused variable 'i' [-Wunused-variable]
   73 |         forv(i,a) forv(i,a) move_outside(i);
      |              ^
insects.cpp:13:29: note: in definition of macro 'forv'
   13 | #define forv(a,b) for(auto &a:b)
      |                             ^
insects.cpp:78:23: warning: 'ret' may be used uninitialized in this function [-Wmaybe-uninitialized]
   78 |         int l=1,r=n/m,ret;
      |                       ^~~

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 46.22 / 75