Submission #959436

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
959436	2024-04-08T08:15:53 Z	NemanjaSo2005	Arranging Shoes (IOI19_shoes)	C++17	10 / 100	1000 ms	2768 KB

shoes

#include "shoes.h"
#include<bits/stdc++.h>
#define ll long long
using namespace std;
const int maxn=2e5+5;
int N,niz[maxn];
ll res=0;
int prvalev(){
   for(int i=1;i<=N;i++)
      if(niz[i]<0)
         return i;
}
int parod(int x){
   for(int i=1;i<=N;i++)
      if(niz[i]==-x)
         return i;
}
void zamena(int y,int x){
   for(int i=y;i>x;i--){
      res++;
      swap(niz[i],niz[i-1]);
   }
}
ll count_swaps(vector<int> s) {
	N=s.size();
	for(int i=0;i<N;i++)
      niz[i+1]=s[i];
   for(int i=1;i<=N;i+=2){
      int pl=prvalev();
      zamena(pl,i);
      int pd=parod(niz[i]);
     // cout<<pl<<" "<<pd<<endl;
      zamena(pd,i+1);
      if(niz[i]>0 or niz[i]!=-niz[i+1])
         while(true){niz[i]++;}
      niz[i]=niz[i+1]=0;
   }
   return res;
}

Compilation message

shoes.cpp: In function 'int prvalev()':
shoes.cpp:12:1: warning: control reaches end of non-void function [-Wreturn-type]
   12 | }
      | ^
shoes.cpp: In function 'int parod(int)':
shoes.cpp:17:1: warning: control reaches end of non-void function [-Wreturn-type]
   17 | }
      | ^

Subtask #1

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct

Subtask #2

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	344 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Incorrect	0 ms	348 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #3

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	600 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	1 ms	344 KB	Output is correct
19	Correct	2 ms	348 KB	Output is correct
20	Correct	111 ms	652 KB	Output is correct
21	Correct	114 ms	652 KB	Output is correct
22	Execution timed out	1044 ms	2652 KB	Time limit exceeded
23	Halted	0 ms	0 KB	-

Subtask #4

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	504 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Execution timed out	1074 ms	2768 KB	Time limit exceeded
6	Halted	0 ms	0 KB	-

Subtask #5

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	344 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Incorrect	0 ms	348 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #6

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	344 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Incorrect	0 ms	348 KB	Output isn't correct
15	Halted	0 ms	0 KB	-