Submission #233577

#	Time	Username	Problem	Language	Result	Execution time	Memory
233577		Basilhijaz	Arranging Shoes (IOI19_shoes)	Java	Compilation error	0 ms	0 KiB

shoes

#include "shoes.h"

using namespace std;
typedef long long ll;

#define FAST ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define mp make_pair
#define pb push_back
#define lp(i,s,f) for(ll i = s; i < ll(f); i++)
#define inF freopen("input.in", "r", stdin);
#define outF freopen("output.in", "w", stdout);
#define endl '\n'
#define MOD 1000000007

long long count_swaps(vector<int> s) {
    int n = s.size();
    vector<pair<int, int> > v;
    bool done[n];
    for(int i = 0; i < n; i++){
        done[n] = 0;
    }
    for(int i = 0; i < n; i++){
        if(!done[i]){
            int serach = s[i]*-1;
            int first = -1; int second = -1;
            first = i;
            for(int j = i + 1; j < n; j++){
                if(s[j] == serach){
                    second = j;
                    done[j] = 1;
                    break;
                }
            }
            v.pb({first, second});
        }
    }
    ll ans = 0;
    for(int i = 0; i < n; i++){
        done[n] = 0;
    }
    for(int i = 0; i < n/2; i++){
        if(s[v[i].first] > s[v[i].second]){
            ans++;
        }
    }
    for(int i = 0; i < n/2; i++){
        done[v[i].second] = 1;

        for(int j = v[i].first + 1; j < v[i].second; j++){
            if(!done[j])ans++;
        }
    }
	return ans;
}

Compilation message (stderr)

shoes.java:1: error: illegal character: '#'
#include "shoes.h"
^
shoes.java:1: error: class, interface, or enum expected
#include "shoes.h"
         ^
shoes.java:4: error: class, interface, or enum expected
typedef long long ll;
^
shoes.java:6: error: illegal character: '#'
#define FAST ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
^
shoes.java:6: error: class, interface, or enum expected
#define FAST ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
        ^
shoes.java:6: error: class, interface, or enum expected
#define FAST ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
                                               ^
shoes.java:6: error: class, interface, or enum expected
#define FAST ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
                                                           ^
shoes.java:7: error: illegal character: '#'
#define mp make_pair
^
shoes.java:7: error: class, interface, or enum expected
#define mp make_pair
        ^
shoes.java:8: error: illegal character: '#'
#define pb push_back
^
shoes.java:9: error: illegal character: '#'
#define lp(i,s,f) for(ll i = s; i < ll(f); i++)
^
shoes.java:9: error: class, interface, or enum expected
#define lp(i,s,f) for(ll i = s; i < ll(f); i++)
                                ^
shoes.java:9: error: class, interface, or enum expected
#define lp(i,s,f) for(ll i = s; i < ll(f); i++)
                                           ^
shoes.java:10: error: illegal character: '#'
#define inF freopen("input.in", "r", stdin);
^
shoes.java:11: error: illegal character: '#'
#define outF freopen("output.in", "w", stdout);
^
shoes.java:11: error: class, interface, or enum expected
#define outF freopen("output.in", "w", stdout);
        ^
shoes.java:12: error: illegal character: '#'
#define endl '\n'
^
shoes.java:12: error: class, interface, or enum expected
#define endl '\n'
        ^
shoes.java:13: error: illegal character: '#'
#define MOD 1000000007
^
shoes.java:17: error: class, interface, or enum expected
    vector<pair<int, int> > v;
    ^
shoes.java:18: error: class, interface, or enum expected
    bool done[n];
    ^
shoes.java:19: error: class, interface, or enum expected
    for(int i = 0; i < n; i++){
    ^
shoes.java:19: error: class, interface, or enum expected
    for(int i = 0; i < n; i++){
                   ^
shoes.java:19: error: class, interface, or enum expected
    for(int i = 0; i < n; i++){
                          ^
shoes.java:21: error: class, interface, or enum expected
    }
    ^
shoes.java:22: error: class, interface, or enum expected
    for(int i = 0; i < n; i++){
                   ^
shoes.java:22: error: class, interface, or enum expected
    for(int i = 0; i < n; i++){
                          ^
shoes.java:25: error: class, interface, or enum expected
            int first = -1; int second = -1;
            ^
shoes.java:25: error: class, interface, or enum expected
            int first = -1; int second = -1;
                            ^
shoes.java:26: error: class, interface, or enum expected
            first = i;
            ^
shoes.java:27: error: class, interface, or enum expected
            for(int j = i + 1; j < n; j++){
            ^
shoes.java:27: error: class, interface, or enum expected
            for(int j = i + 1; j < n; j++){
                               ^
shoes.java:27: error: class, interface, or enum expected
            for(int j = i + 1; j < n; j++){
                                      ^
shoes.java:30: error: class, interface, or enum expected
                    done[j] = 1;
                    ^
shoes.java:31: error: class, interface, or enum expected
                    break;
                    ^
shoes.java:32: error: class, interface, or enum expected
                }
                ^
shoes.java:35: error: class, interface, or enum expected
        }
        ^
shoes.java:38: error: class, interface, or enum expected
    for(int i = 0; i < n; i++){
    ^
shoes.java:38: error: class, interface, or enum expected
    for(int i = 0; i < n; i++){
                   ^
shoes.java:38: error: class, interface, or enum expected
    for(int i = 0; i < n; i++){
                          ^
shoes.java:40: error: class, interface, or enum expected
    }
    ^
shoes.java:41: error: class, interface, or enum expected
    for(int i = 0; i < n/2; i++){
                   ^
shoes.java:41: error: class, interface, or enum expected
    for(int i = 0; i < n/2; i++){
                            ^
shoes.java:44: error: class, interface, or enum expected
        }
        ^
shoes.java:46: error: class, interface, or enum expected
    for(int i = 0; i < n/2; i++){
                   ^
shoes.java:46: error: class, interface, or enum expected
    for(int i = 0; i < n/2; i++){
                            ^
shoes.java:49: error: class, interface, or enum expected
        for(int j = v[i].first + 1; j < v[i].second; j++){
        ^
shoes.java:49: error: class, interface, or enum expected
        for(int j = v[i].first + 1; j < v[i].second; j++){
                                    ^
shoes.java:49: error: class, interface, or enum expected
        for(int j = v[i].first + 1; j < v[i].second; j++){
                                                     ^
shoes.java:51: error: class, interface, or enum expected
        }
        ^
shoes.java:54: error: class, interface, or enum expected
}
^
51 errors