CSES - Putka Open 2020 – 1/5 - Results
Submission details
Task:Vaihdot
Sender:tsiki2
Submission time:2020-09-06 22:14:18 +0300
Language:C++ (C++11)
Status:READY
Result:13
Feedback
groupverdictscore
#1ACCEPTED13
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1, 2, 3details
#2ACCEPTED0.07 s1, 2, 3details
#3ACCEPTED0.02 s1, 2, 3details
#4ACCEPTED0.04 s1, 2, 3details
#5ACCEPTED0.04 s1, 2, 3details
#6ACCEPTED0.04 s1, 2, 3details
#7ACCEPTED0.04 s1, 2, 3details
#8ACCEPTED0.04 s1, 2, 3details
#9--2, 3details
#10--2, 3details
#11--2, 3details
#12--2, 3details
#13--2, 3details
#14--2, 3details
#15--2, 3details
#16--2, 3details
#17--3details
#18--3details
#19--3details
#20--3details
#21--3details
#22--3details
#23--3details
#24--3details

Compiler report

input/code.cpp: In function 'int sim(std::vector<int>&)':
input/code.cpp:34:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  while (cur <= l.size()) {
         ~~~~^~~~~~~~~~~
input/code.cpp: In function 'void brute(std::vector<int>&)':
input/code.cpp:49:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < l.size(); i++) {
                  ~~^~~~~~~~~~
input/code.cpp:50:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int j = i+1; j < l.size(); j++) {
                     ~~^~~~~~~~~~

Code

#include <stdio.h> // include before iostream for faster scanf
#include <iostream>
#include <vector>
#include <string>
#include <map>
#include <unordered_map>
#include <algorithm>
#include <utility>
#include <set>
#include <unordered_set>
#include <cmath>
#include <math.h>
#include <queue>
#include <stdlib.h>
#include <string.h>
#include <sstream>
#include <tuple>
#include <utility>
#include <iomanip>
#include <iterator>

using namespace std;
typedef long long LL;

#define printv(printVec) for (auto printVecIter : (printVec)) cout << printVecIter << " "; cout << endl;

// g++ -Wall -Wshadow -std=c++11 a.cpp && ./a.out



int sim(vector<int> &l) {
	int cur = 1;
	int cnt = 0;
	while (cur <= l.size()) {
		for (auto num : l) {
			if (num == cur) {
				cur++;
			}
		}
		cnt++;
	}
	return cnt;
	//cout << "SIM RESUTS " << cnt << endl;
}

void brute(vector<int> & l) {
	int count = 0;
	int best = 1e9;
	for (int i = 0; i < l.size(); i++) {
		for (int j = i+1; j < l.size(); j++) {
			vector<int> tst = l;
			swap(tst[i], tst[j]);
			int res = sim(tst);
			if (res < best) {
				best = res;
				count = 0;
			}
			if (res == best) {
				count++;
			}
		}
	}
	cout << best << " " << count << endl;
}




int main() {
	std::ios::sync_with_stdio(false);cin.tie(0);
	int n; cin>>n;
	vector<int> inp(n);
	for (int i =0; i < n; i++) {
		cin>>inp[i];
	}
	brute(inp);

}


/*
6 1 4 5 7 3 8 2

  1           2
          3
    4 5
6       7   8



6 3 4 5 7 1 8 2




*/

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
100
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
2 99

user output
2 99

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
100
100 99 98 97 96 95 94 93 92 91...

correct output
98 4851

user output
98 4851

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
100
1 2 88 4 5 6 7 8 9 10 11 12 13...

correct output
16 5

user output
16 5

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

input
100
51 48 74 70 45 71 24 88 55 99 ...

correct output
49 131

user output
49 131

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

input
100
45 67 29 62 70 77 41 74 52 95 ...

correct output
52 268

user output
52 268

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

input
100
47 98 2 75 6 21 84 8 4 89 27 9...

correct output
48 149

user output
48 149

Test 7

Group: 1, 2, 3

Verdict: ACCEPTED

input
100
73 68 17 94 71 63 61 13 58 10 ...

correct output
47 116

user output
47 116

Test 8

Group: 1, 2, 3

Verdict: ACCEPTED

input
100
17 16 45 94 6 1 36 81 31 13 51...

correct output
45 95

user output
45 95

Test 9

Group: 2, 3

Verdict:

input
5000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
2 4999

user output
(empty)

Test 10

Group: 2, 3

Verdict:

input
5000
5000 4999 4998 4997 4996 4995 ...

correct output
4998 12492501

user output
(empty)

Test 11

Group: 2, 3

Verdict:

input
5000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
19 10

user output
(empty)

Test 12

Group: 2, 3

Verdict:

input
5000
1 2 3 4 5 6 264 8 9 10 11 12 1...

correct output
190 96

user output
(empty)

Test 13

Group: 2, 3

Verdict:

input
5000
1 2 3 4 5 6 7 8 9 2400 11 12 1...

correct output
1378 27938

user output
(empty)

Test 14

Group: 2, 3

Verdict:

input
5000
4012 2 4820 4208 1868 1728 362...

correct output
2511 436307

user output
(empty)

Test 15

Group: 2, 3

Verdict:

input
5000
3877 3972 1112 3669 1959 4640 ...

correct output
2497 417065

user output
(empty)

Test 16

Group: 2, 3

Verdict:

input
5000
2774 998 4525 2884 487 1995 41...

correct output
2518 426448

user output
(empty)

Test 17

Group: 3

Verdict:

input
200000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
2 199999

user output
(empty)

Test 18

Group: 3

Verdict:

input
200000
200000 199999 199998 199997 19...

correct output
199998 19999700001

user output
(empty)

Test 19

Group: 3

Verdict:

input
200000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
19 10

user output
(empty)

Test 20

Group: 3

Verdict:

input
200000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
199 100

user output
(empty)

Test 21

Group: 3

Verdict:

input
200000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
1979 1030

user output
(empty)

Test 22

Group: 3

Verdict:

input
200000
1 2 184153 4 5 6 7 8 164545 10...

correct output
18081 477187

user output
(empty)

Test 23

Group: 3

Verdict:

input
200000
151013 68675 119105 58292 3335...

correct output
86328 318722426

user output
(empty)

Test 24

Group: 3

Verdict:

input
200000
11562 33356 106752 170825 2723...

correct output
99873 663048119

user output
(empty)