CSES - Datatähti 2017 alku - Results
Submission details
Task:Järjestys
Sender:Shrike
Submission time:2016-10-10 19:48:26 +0300
Language:C++
Status:READY
Result:56
Feedback
groupverdictscore
#1ACCEPTED19
#2ACCEPTED37
#30
Test results
testverdicttimegroup
#1ACCEPTED0.06 s1details
#2ACCEPTED0.05 s2details
#3--3details

Compiler report

input/code.cpp: In function 'void reverse(int*, int, int)':
input/code.cpp:13:10: warning: statement has no effect [-Wunused-value]
     for(i;i<--num;i++)
          ^

Code

#include <iostream>
#include <string>
#include <vector>
# include <sstream>

using namespace std;

void
reverse (int *list, int length, int num)
{
    int swap;
    int i=0;
    for(i;i<--num;i++)
    {
        swap=list[i];
        list[i]=list[num];
        list[num]=swap;
    }
}

int
atoi (string c)
{
	stringstream s;
	int i;
	s << c;
	s >> i;
	return i;
}

vector<int>
into_vec (string str, int size)
{
	vector<int> vec(size);
	istringstream ssin(str);
        int input, j = 0;
        while(ssin >> input) {
            vec[j] = input;
	    j++;
        }
	return vec;
}

int
main()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	string in;
	int c;
	
	getline (cin, in);
	c = atoi (in);
	int vec[c];

	getline (cin, in);

	istringstream ssin(in);
	int inp, i, j;

	i = 0;
	while (ssin >> inp) {
		vec[i] = inp;
		i++;
	}
	cout << 2*c << "\n";
	for (i = c; i > 0; i--) {
		for (j = 0; j < c; j++) {
		//	cout << vec[j] << endl;
			if (vec[j] == i) {
				cout << j+1 << " " << i << " ";
				reverse (vec, c, j+1);
				reverse (vec, c, i);
				break;
			}
		}
	}
	cout << "\n";
	return 0;
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
10
9 3 4 7 6 5 10 2 8 1

correct output
32
10 10 9 10 9 8 7 9 4 2 1 4 5 2...

user output
20
7 10 4 9 7 8 4 7 6 6 5 5 3 4 3...

Test 2

Group: 2

Verdict: ACCEPTED

input
1000
650 716 982 41 133 1000 876 92...

correct output
3984
207 207 206 207 128 127 126 12...

user output
2000
6 1000 904 999 964 998 333 997...

Test 3

Group: 3

Verdict:

input
100000
94703 47808 62366 31885 7091 8...

correct output
399956
98676 98676 98675 98676 62994 ...

user output
(empty)