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Submission #1018834

# Submission time Handle Problem Language Result Execution time Memory
1018834 2024-07-10T10:05:50 Z amirhoseinfar1385 Sorting (IOI15_sorting) C++17
0 / 100
 1 ms 6492 KB 
#include "sorting.h"
#include<bits/stdc++.h>
using namespace std;
const int maxn=1000000+10;
int all[maxn],n,q,fake[maxn],vis[maxn];
pair<int,int>alltagh[maxn];

vector<vector<int>> besaz(int ind){
	vector<vector<int>>ret;
	for(int i=0;i<n;i++){
		fake[i]=all[i];
		vis[i]=0;
	}
	for(int i=1;i<=ind;i++){
		swap(fake[alltagh[i].first],fake[alltagh[i].second]);
	}
	for(int i=0;i<n;i++){
		if(vis[i]==0){
			ret.push_back({});
			int now=i;
			while(vis[now]==0){
		//		cout<<now<<" "<<fake[now]<<endl;
				vis[now]=1;
				ret.back().push_back(now);
				now=fake[now];
			}
			reverse(ret.back().begin(),ret.back().end());
		}
	}
	return ret;
}

int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
    n=N;
    for(int i=0;i<n;i++){
    	all[i]=S[i];
    }
    q=M;
    for(int i=1;i<=q;i++){
    	alltagh[i]=make_pair(X[i-1],Y[i-1]);
    }
   	vector<vector<int>>ger=besaz(q);
   	int now=0;
   	for(int i=0;i<(int)ger.size();i++){
   		for(int j=1;j<(int)ger[i].size();j++){
   			P[now]=ger[i][j];
   			Q[now]=ger[i][j-1];
   			now++;
   		}
   	}
	return q;
}

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Incorrect 1 ms 6492 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Incorrect 1 ms 6492 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

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

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Incorrect 1 ms 6492 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 604 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 26.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 604 KB Output isn't correct
2 Halted 0 ms 0 KB -