oj.uz

Submission #306512

# Submission time Handle Problem Language Result Execution time Memory
306512 2020-09-25T18:24:50 Z giorgikob Comparing Plants (IOI20_plants) C++14
0 / 100
 80 ms 3448 KB 
#include "plants.h"

#include<bits/stdc++.h>
#define ll long long
#define ff first
#define ss second
#define pb push_back
using namespace std;

const int N = 5e5;

vector<int>v;
int n;
int R[N], L[N];

void init(int k, std::vector<int> r) {
    n = r.size();
    int a = 0;
    for(int i = 0; i < n; i++){
        if(a < i) a = i;
        while(r[a] == 0) a++;
        R[i] = a;
    }

    int b = n-1;
    for(int i = n-1; i >= 0; i--){
        if(b > i) b = i;
        while(r[(b-1+n) % n] == 1) b --;
        L[i] = b;
    }

	return;
}

bool check(int x,int y){
    return (L[x] <= y && y <= R[x]) ||
           (L[x] <= y-n && y-n <= R[x]);
}
int compare_plants(int x, int y) {
    if(check(x,y)) return 1;
    if(check(y,x)) return -1;
    return 0;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 416 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 63 ms 3228 KB Output is correct
7 Incorrect 80 ms 3448 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Incorrect 0 ms 256 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Incorrect 0 ms 256 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Incorrect 0 ms 256 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Incorrect 0 ms 256 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #6
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Incorrect 1 ms 384 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 384 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 416 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 63 ms 3228 KB Output is correct
7 Incorrect 80 ms 3448 KB Output isn't correct
8 Halted 0 ms 0 KB -