Submission #341510

#	Time	Username	Problem	Language	Result	Execution time	Memory
341510		MvC	Comparing Plants (IOI20_plants)	C++14	5 / 100	94 ms	9708 KiB

plants

#include "plants.h"
#include <bits/stdc++.h>
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define mkp make_pair
#define in insert
#define er erase
#define fd find
#define fr first
#define sc second
#define all(x) x.begin(),x.end()
#define lun(x) (int)x.size()
typedef long long ll;
typedef long double ld;
const ll INF=0x3f3f3f3f3f3f3f3f;
const ll llinf=(1LL<<60);
const int inf=(1<<30);
const int nmax=2e5+50;
const ll mod=1e9+7;
using namespace std;
int n,i,a[nmax],p[nmax],s[nmax];
void init(int k,vector<int> r)
{
    n=lun(r);
    for(i=0;i<n;i++)a[i]=r[i];
    p[0]=a[0],s[n-1]=a[n-1];
    for(i=1;i<n;i++)p[i]=p[i-1]+a[i];
    for(i=n-2;i>=0;i--)s[i]=s[i+1]+a[i];
}
int compare_plants(int x,int y)
{
    int z=0;
    if(x>0)z=p[x-1];
    if(p[y-1]-z==0)return 1;
    if(p[y-1]-z==y-x)return -1;
    if(s[y]+z==0)return -1;
    if(s[y]+z==n-y+x)return 1;
    return 0;
}
/*int main()
{
    //freopen("sol.in","r",stdin);
    //freopen("sol.out","w",stdout);
    //mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
    ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);

    return 0;
}*/

• Subtask 1: 5 / 5
• Subtask 2: 0 / 14
• Subtask 3: 0 / 13
• Subtask 4: 0 / 17
• Subtask 5: 0 / 11
• Subtask 6: 0 / 15
• Subtask 7: 0 / 25