oj.uz

Submission #1039851

# Submission time Handle Problem Language Result Execution time Memory
1039851 2024-07-31T10:40:31 Z amirhoseinfar1385 Comparing Plants (IOI20_plants) C++17
0 / 100
 23 ms 5384 KB 
#include "plants.h"
#include<bits/stdc++.h>
using namespace std;
const int maxn=300+10;
int all[maxn],tr[maxn],res[maxn][maxn],fake[maxn];
int k,n,vis[maxn],visa[maxn];
vector<int>adj[maxn];

void clear(){
	for(int i=0;i<n;i++){
		visa[i]=0;
	}
}

int isc(int u,int had){
	visa[u]=1;
	if(u==had){
		return 1;
	}
	int ret=0;
	for(auto x:adj[u]){
		if(visa[x]==0){
			ret|=isc(x,had);
		}
	}
	return ret;
}

void init(int k_, std::vector<int> r) {
	k=k_;
	n=(int)r.size();
	for(int i=0;i<n;i++){
		all[i]=r[i];
	}
	for(int i=0;i<n;i++){
		fake[i]=all[i];
	}
	for(int i=0;i<n;i++){
		vector<int>tof;
		for(int j=0;j<n;j++){
			if(fake[j]==0){
				tof.push_back(j);
			}
		}
		vector<int>tofy;
		for(int j=(int)tof.size()-1;j>0;j--){
			if(tof[j]-tof[j-1]>=k){
				tofy.push_back(tof[j]);
			}else{
				adj[tof[j-1]].push_back(tof[j]);
			}
		}
		if((tof[0]-tof.back()+n)%n>=k||(int)tof.size()==1){
			tofy.push_back(tof[0]);
		}
		else{
			adj[tof.back()].push_back(tof[0]);
		}
		for(int h=1;h<=k-1;h++){
			fake[(tofy.back()-h+n)%n]--;
			if(vis[(tofy.back()-h+n)%n]==0){
				adj[tofy.back()].push_back((tofy.back()-h+n)%n);
			}
		}
		vis[tofy.back()]=1;
		fake[tofy.back()]=-1;
	}
}

int compare_plants(int x, int y) {
	clear();
	if(isc(x,y)){
		return 1;
	}
	clear();
	if(isc(y,x)){
		return -1;
	}
	return 0;
}

Subtask #1
0 / 5.0

# 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 Correct 0 ms 348 KB Output is correct
4 Incorrect 0 ms 344 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# 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 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Runtime error 1 ms 600 KB Execution killed with signal 11
7 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# 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 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Runtime error 1 ms 600 KB Execution killed with signal 11
7 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# 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 Runtime error 23 ms 5384 KB Execution killed with signal 11
4 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 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Runtime error 1 ms 604 KB Execution killed with signal 11
6 Halted 0 ms 0 KB -

Subtask #7
0 / 25.0

# 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 Correct 0 ms 348 KB Output is correct
4 Incorrect 0 ms 344 KB Output isn't correct
5 Halted 0 ms 0 KB -