oj.uz

Submission #1015883

# Submission time Handle Problem Language Result Execution time Memory
1015883 2024-07-07T01:49:23 Z HD1 Comparing Plants (IOI20_plants) C++14
0 / 100
 1 ms 504 KB 
#include<bits/stdc++.h>
#define fastio ios_base::sync_with_stdio(0); cin.tie(0);
#define sz(x) ll(x.size())
#define all(x) x.begin(), x.end()
#define pb push_back
#define ff first
#define ss second
using namespace std;
typedef int ll;
typedef long double ld;
typedef pair<ll , ll > ii;
typedef pair<ii,ll> tri;
const ll mod=1e9+7;
const ll MAX=1e6;
ll A[MAX];
ll n;
void init(ll k, std::vector<ll> s) {
  A[1]=s[0];
  n=sz(s);
  for(int i=2; i<=2*n+1; i++){
    A[i]=A[i-1]+s[(i-1)%n];
  }
  return;
}
ll lock(ll l, ll r){
  return A[r]-A[l-1];
}
ll compare_plants(ll x, ll y) {   
  if(x<=y){
    ll a=lock(x,y-1);
    if(a==y-x){
      return -1;
    }
    if(a==0){
      return 1;
    }
    //cout<<"nel"<<'\n';
    x+=n;
    ll b=lock(y,x-1);
    if(b==x-y){
      return 1;
    }
    if(b==0){
      return -1;
    }
    return 0;
  }
  else{
    ll a=lock(y,x-1);
    //cout<<a<<'\n';
    if(a==x-y){
      return 1;
    }
    if(a==0){
      return -1;
    }
    //cout<<"nel"<<'\n';
    y+=n;
    ll b=lock(x,y-1);
    //cout<<b<<'\n';
    if(b==y-x){
      return 1;
    }
    if(b==0){
      return -1;
    }
    return 0;
  }
  return 0;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Incorrect 0 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 504 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 0 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 504 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 0 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 0 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #6
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 0 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #7
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Incorrect 0 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -