oj.uz

답안 #570660

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
570660 2022-05-31T02:12:43 Z balbit IOI 바이러스 (JOI21_fever) C++14
57 / 100
 1213 ms 38432 KB 
#include <bits/stdc++.h>
#define int ll
using namespace std;
#define ll long long
#define y1 zck_is_king
#define pii pair<ll, ll>
#define ull unsigned ll
#define f first
#define s second
#define ALL(x) x.begin(),x.end()
#define SZ(x) (int)x.size()
#define SQ(x) (x)*(x)
#define MN(a,b) a = min(a,(__typeof__(a))(b))
#define MX(a,b) a = max(a,(__typeof__(a))(b))
#define pb push_back
#define REP(i,n) for (int i = 0; i<n; ++i)
#define RREP(i,n) for (int i = n-1; i>=0; --i)
#define REP1(i,n) for (int i = 1; i<=n; ++i)
#define SORT_UNIQUE(c) (sort(c.begin(),c.end()), c.resize(distance(c.begin(),unique(c.begin(),c.end()))))
#ifdef BALBIT
#define IOS()
#define bug(...) fprintf(stderr,"#%d (%s) = ",__LINE__,#__VA_ARGS__),_do(__VA_ARGS__);
template<typename T> void _do(T &&x){cerr<<x<<endl;}
template<typename T, typename ...S> void _do(T &&x, S &&...y){cerr<<x<<", ";_do(y...);}
#else
#define IOS() ios_base::sync_with_stdio(0);cin.tie(0);
#define endl '\n'
#define bug(...)
#endif

const int iinf = 1e9+10;
const ll inf = 0x3f3f3f3f3f3f3f3f;
const ll mod = 1e9+7 ;


void GG(){cout<<"0\n"; exit(0);}

ll mpow(ll a, ll n, ll mo = mod){ // a^n % mod
    ll re=1;
    while (n>0){
        if (n&1) re = re*a %mo;
        a = a*a %mo;
        n>>=1;
    }
    return re;
}

ll inv (ll b, ll mo = mod){
    if (b==1) return b;
    return (mo-mo/b) * inv(mo%b,mo) % mo;
}

const int maxn = 1e5+5;

int n;
struct pt{
    int x,y;
    void in(){
        cin>>x>>y;
        x*=2; y*=2;
    }
    int dist(pt &o) {
        return abs(o.x-x) + abs(o.y-y);
    }
    pt operator - (pt &o) {
        return {x - o.x, y - o.y};
    }
};

pt P[maxn];
ll dst[maxn];
int dir[maxn];
bool done[maxn];

pii D4[4] = {{1,0}, {0,1}, {-1,0}, {0,-1}};
pii Dia4[4] = {{1,1},{-1,1},{-1,-1},{1,-1}};

inline int diagof(pii & p) {
    return find(Dia4, Dia4+4, p) - Dia4;
}

inline int F4(int x) {
    return x<0?x+4:(x>=4?x-4:x);
}

inline pt unrot(pt p, int d) {
    if (d == 0) return p;
    if (d == 1) return {p.y, -p.x};
    if (d == 2) return {-p.x, -p.y};
    if (d == 3) return {-p.y, p.x};
}

map<int, set<pair<int, int> > > MP[4][2];
//map<int, set<pair<int, int> > > DONE[4][2];
ll closest[maxn][2];

int run(int idir){
    bug(idir);
    dir[0] = idir;
    memset(done, 0, sizeof done);
    REP(i,4) REP(j,2) {
        MP[i][j].clear();
//        DONE[i][j].clear();
    }
    REP1(i,n-1) {
        int x = P[i].x, y = P[i].y;
        if (x == y || x == -y) {
            assert(x && y);
            pii tmp = {x/abs(x), y/abs(x)};
            int at = diagof(tmp);
            if (at == idir) {
                dir[i] = F4(idir-1);
            }else if (at == F4(idir-1)) {
                dir[i] = F4(idir+1);
            }else{
                dir[i] = idir;
            }
        }else{
            dir[i] = (y<x?vector<int>{1,2}:vector<int>{0,3})[y>-x];
        }
        bug(i, dir[i]);

    }

    REP(i,n) {
        // build the maps
        {
            int nd = F4(dir[i] + 1);
            pt at = unrot(P[i], nd);
            MP[nd][0][at.x - at.y].insert({at.x, i});
        }
        {
            int nd = F4(dir[i] - 1);
            pt at = unrot(P[i], nd);
            MP[nd][1][at.x + at.y].insert({at.x, i});
        }
    }

    priority_queue<pii, vector<pii>, greater<pii> > pq;
    pq.push({0,0});

    memset(dst, 0x3f, sizeof dst);
    memset(closest, 0x3f, sizeof closest);
    dst[0] = 0;

    auto UPD = [&](int u, int d, bool branch) {
        MN(closest[u][branch], d);
        if (dst[u] > d) {
            dst[u] = d;
            pq.push({dst[u], u});
        }
    };

    while (!pq.empty())  {
        int v = pq.top().s; ll w = pq.top().f; pq.pop();
        if (done[v] || dst[v] != w) continue;
        done[v] = 1;

        int dr = dir[v];
        pt R = unrot(P[v], dr);

        auto gt0 = MP[dr][0][R.x-R.y].lower_bound({R.x + w,-1});
        if (gt0 != MP[dr][0][R.x-R.y].end()) {
            UPD(gt0->s, gt0->f - R.x, 1);
        }

        auto gt1 = MP[dr][1][R.x+R.y].lower_bound({R.x + w,-1});
        if (gt1 != MP[dr][1][R.x+R.y].end()) {
            UPD(gt1->s, gt1->f - R.x, 0);
        }

        {
            int nd = F4(dir[v] + 1);
            pt at = unrot(P[v], nd);
            auto clo1 = MP[nd][0][at.x - at.y].lower_bound({at.x+1, -1});
            // from my perspective, it is the 1-branch
            if (clo1 != MP[nd][0][at.x - at.y].end()) {
                UPD(clo1->s, closest[v][1] + (clo1->f) - at.x, 1);
            }

            MP[nd][0][at.x - at.y].erase({at.x, v});
        }
        {
            int nd = F4(dir[v] - 1);
            pt at = unrot(P[v], nd);
            auto clo0 = MP[nd][1][at.x + at.y].lower_bound({at.x+1, -1});
            // from my perspective, it is the 0-branch
            if (clo0 != MP[nd][1][at.x + at.y].end()) {
                UPD(clo0->s, closest[v][0] + (clo0->f) - at.x, 0);
            }

            MP[nd][1][at.x + at.y].erase({at.x, v});
        }


    }
    int re = 0;
    REP(i,n) {
        if (dst[i] != inf) {
            bug(i, dst[i]);
            ++re;
        }
    }
    return re;
}

signed main(){
    IOS();
    cin>>n;

    REP(i,n) {
        P[i].in();
        if (i) {
            P[i].x -= P[0].x; P[i].y -= P[0].y;
        }
    }
    P[0] = {0,0};
    int re = 0;
    REP(idir, 4) {
        MX(re, run(idir));
    }
    cout<<re<<endl;
}

Compilation message

fever.cpp: In function 'pt unrot(pt, long long int)':
fever.cpp:91:1: warning: control reaches end of non-void function [-Wreturn-type]
   91 | }
      | ^

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2772 KB Output is correct
2 Correct 2 ms 2772 KB Output is correct
3 Correct 2 ms 2772 KB Output is correct
4 Correct 2 ms 2772 KB Output is correct
5 Correct 2 ms 2772 KB Output is correct
6 Correct 2 ms 2772 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 2 ms 2772 KB Output is correct
11 Correct 2 ms 2772 KB Output is correct
12 Correct 2 ms 2772 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct
14 Correct 2 ms 2772 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2772 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 2 ms 2772 KB Output is correct
20 Correct 2 ms 2772 KB Output is correct
21 Correct 2 ms 2772 KB Output is correct
22 Correct 2 ms 2772 KB Output is correct
23 Correct 2 ms 2772 KB Output is correct
24 Correct 2 ms 2772 KB Output is correct
25 Correct 2 ms 2772 KB Output is correct
26 Correct 2 ms 2772 KB Output is correct
27 Correct 2 ms 2772 KB Output is correct
28 Correct 2 ms 2772 KB Output is correct
29 Correct 2 ms 2772 KB Output is correct
30 Correct 2 ms 2772 KB Output is correct
31 Correct 2 ms 2772 KB Output is correct
32 Correct 2 ms 2764 KB Output is correct

Subtask #2
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2772 KB Output is correct
2 Correct 2 ms 2772 KB Output is correct
3 Correct 2 ms 2772 KB Output is correct
4 Correct 2 ms 2772 KB Output is correct
5 Correct 2 ms 2772 KB Output is correct
6 Correct 2 ms 2772 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 2 ms 2772 KB Output is correct
11 Correct 2 ms 2772 KB Output is correct
12 Correct 2 ms 2772 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct
14 Correct 2 ms 2772 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2772 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 2 ms 2772 KB Output is correct
20 Correct 2 ms 2772 KB Output is correct
21 Correct 2 ms 2772 KB Output is correct
22 Correct 2 ms 2772 KB Output is correct
23 Correct 2 ms 2772 KB Output is correct
24 Correct 2 ms 2772 KB Output is correct
25 Correct 2 ms 2772 KB Output is correct
26 Correct 2 ms 2772 KB Output is correct
27 Correct 2 ms 2772 KB Output is correct
28 Correct 2 ms 2772 KB Output is correct
29 Correct 2 ms 2772 KB Output is correct
30 Correct 2 ms 2772 KB Output is correct
31 Correct 2 ms 2772 KB Output is correct
32 Correct 2 ms 2764 KB Output is correct
33 Correct 2 ms 2772 KB Output is correct
34 Correct 2 ms 2772 KB Output is correct
35 Correct 2 ms 2772 KB Output is correct
36 Correct 2 ms 2780 KB Output is correct
37 Correct 2 ms 2776 KB Output is correct
38 Correct 2 ms 2772 KB Output is correct
39 Correct 2 ms 2772 KB Output is correct
40 Correct 2 ms 2772 KB Output is correct
41 Correct 2 ms 2772 KB Output is correct
42 Correct 2 ms 2772 KB Output is correct
43 Correct 2 ms 2772 KB Output is correct
44 Correct 2 ms 2772 KB Output is correct
45 Correct 2 ms 2772 KB Output is correct

Subtask #3
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2772 KB Output is correct
2 Correct 3 ms 2772 KB Output is correct
3 Correct 2 ms 2772 KB Output is correct
4 Correct 2 ms 2772 KB Output is correct
5 Correct 2 ms 2772 KB Output is correct
6 Correct 2 ms 2772 KB Output is correct
7 Correct 3 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct

Subtask #4
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2772 KB Output is correct
2 Correct 2 ms 2772 KB Output is correct
3 Correct 2 ms 2772 KB Output is correct
4 Correct 2 ms 2772 KB Output is correct
5 Correct 2 ms 2772 KB Output is correct
6 Correct 2 ms 2772 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 2 ms 2772 KB Output is correct
11 Correct 2 ms 2772 KB Output is correct
12 Correct 2 ms 2772 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct
14 Correct 2 ms 2772 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2772 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 2 ms 2772 KB Output is correct
20 Correct 2 ms 2772 KB Output is correct
21 Correct 2 ms 2772 KB Output is correct
22 Correct 2 ms 2772 KB Output is correct
23 Correct 2 ms 2772 KB Output is correct
24 Correct 2 ms 2772 KB Output is correct
25 Correct 2 ms 2772 KB Output is correct
26 Correct 2 ms 2772 KB Output is correct
27 Correct 2 ms 2772 KB Output is correct
28 Correct 2 ms 2772 KB Output is correct
29 Correct 2 ms 2772 KB Output is correct
30 Correct 2 ms 2772 KB Output is correct
31 Correct 2 ms 2772 KB Output is correct
32 Correct 2 ms 2764 KB Output is correct
33 Correct 2 ms 2772 KB Output is correct
34 Correct 2 ms 2772 KB Output is correct
35 Correct 2 ms 2772 KB Output is correct
36 Correct 2 ms 2780 KB Output is correct
37 Correct 2 ms 2776 KB Output is correct
38 Correct 2 ms 2772 KB Output is correct
39 Correct 2 ms 2772 KB Output is correct
40 Correct 2 ms 2772 KB Output is correct
41 Correct 2 ms 2772 KB Output is correct
42 Correct 2 ms 2772 KB Output is correct
43 Correct 2 ms 2772 KB Output is correct
44 Correct 2 ms 2772 KB Output is correct
45 Correct 2 ms 2772 KB Output is correct
46 Correct 2 ms 2772 KB Output is correct
47 Correct 3 ms 2772 KB Output is correct
48 Correct 2 ms 2772 KB Output is correct
49 Correct 2 ms 2772 KB Output is correct
50 Correct 2 ms 2772 KB Output is correct
51 Correct 2 ms 2772 KB Output is correct
52 Correct 3 ms 2772 KB Output is correct
53 Correct 2 ms 2772 KB Output is correct
54 Correct 2 ms 2772 KB Output is correct
55 Correct 2 ms 2772 KB Output is correct
56 Correct 2 ms 2772 KB Output is correct
57 Correct 2 ms 2772 KB Output is correct
58 Correct 2 ms 2772 KB Output is correct
59 Correct 2 ms 2772 KB Output is correct
60 Correct 2 ms 2772 KB Output is correct
61 Correct 2 ms 2772 KB Output is correct
62 Correct 2 ms 2768 KB Output is correct
63 Correct 2 ms 2772 KB Output is correct
64 Correct 2 ms 2772 KB Output is correct
65 Correct 2 ms 2772 KB Output is correct

Subtask #5
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2772 KB Output is correct
2 Correct 2 ms 2772 KB Output is correct
3 Correct 2 ms 2772 KB Output is correct
4 Correct 2 ms 2772 KB Output is correct
5 Correct 2 ms 2772 KB Output is correct
6 Correct 2 ms 2772 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 2 ms 2772 KB Output is correct
11 Correct 2 ms 2772 KB Output is correct
12 Correct 2 ms 2772 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct
14 Correct 2 ms 2772 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2772 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 2 ms 2772 KB Output is correct
20 Correct 2 ms 2772 KB Output is correct
21 Correct 2 ms 2772 KB Output is correct
22 Correct 2 ms 2772 KB Output is correct
23 Correct 2 ms 2772 KB Output is correct
24 Correct 2 ms 2772 KB Output is correct
25 Correct 2 ms 2772 KB Output is correct
26 Correct 2 ms 2772 KB Output is correct
27 Correct 2 ms 2772 KB Output is correct
28 Correct 2 ms 2772 KB Output is correct
29 Correct 2 ms 2772 KB Output is correct
30 Correct 2 ms 2772 KB Output is correct
31 Correct 2 ms 2772 KB Output is correct
32 Correct 2 ms 2764 KB Output is correct
33 Correct 2 ms 2772 KB Output is correct
34 Correct 2 ms 2772 KB Output is correct
35 Correct 2 ms 2772 KB Output is correct
36 Correct 2 ms 2780 KB Output is correct
37 Correct 2 ms 2776 KB Output is correct
38 Correct 2 ms 2772 KB Output is correct
39 Correct 2 ms 2772 KB Output is correct
40 Correct 2 ms 2772 KB Output is correct
41 Correct 2 ms 2772 KB Output is correct
42 Correct 2 ms 2772 KB Output is correct
43 Correct 2 ms 2772 KB Output is correct
44 Correct 2 ms 2772 KB Output is correct
45 Correct 2 ms 2772 KB Output is correct
46 Correct 2 ms 2772 KB Output is correct
47 Correct 3 ms 2772 KB Output is correct
48 Correct 2 ms 2772 KB Output is correct
49 Correct 2 ms 2772 KB Output is correct
50 Correct 2 ms 2772 KB Output is correct
51 Correct 2 ms 2772 KB Output is correct
52 Correct 3 ms 2772 KB Output is correct
53 Correct 2 ms 2772 KB Output is correct
54 Correct 2 ms 2772 KB Output is correct
55 Correct 2 ms 2772 KB Output is correct
56 Correct 2 ms 2772 KB Output is correct
57 Correct 2 ms 2772 KB Output is correct
58 Correct 2 ms 2772 KB Output is correct
59 Correct 2 ms 2772 KB Output is correct
60 Correct 2 ms 2772 KB Output is correct
61 Correct 2 ms 2772 KB Output is correct
62 Correct 2 ms 2768 KB Output is correct
63 Correct 2 ms 2772 KB Output is correct
64 Correct 2 ms 2772 KB Output is correct
65 Correct 2 ms 2772 KB Output is correct
66 Correct 12 ms 3708 KB Output is correct
67 Correct 8 ms 3668 KB Output is correct
68 Correct 10 ms 3796 KB Output is correct
69 Incorrect 11 ms 3320 KB Output isn't correct
70 Halted 0 ms 0 KB -

Subtask #6
32.0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2772 KB Output is correct
2 Correct 2 ms 2772 KB Output is correct
3 Correct 2 ms 2772 KB Output is correct
4 Correct 2 ms 2772 KB Output is correct
5 Correct 2 ms 2772 KB Output is correct
6 Correct 2 ms 2772 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 2 ms 2772 KB Output is correct
11 Correct 2 ms 2772 KB Output is correct
12 Correct 2 ms 2772 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct
14 Correct 2 ms 2772 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2772 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 2 ms 2772 KB Output is correct
20 Correct 2 ms 2772 KB Output is correct
21 Correct 2 ms 2772 KB Output is correct
22 Correct 2 ms 2772 KB Output is correct
23 Correct 2 ms 2772 KB Output is correct
24 Correct 2 ms 2772 KB Output is correct
25 Correct 2 ms 2772 KB Output is correct
26 Correct 2 ms 2772 KB Output is correct
27 Correct 2 ms 2772 KB Output is correct
28 Correct 2 ms 2772 KB Output is correct
29 Correct 2 ms 2772 KB Output is correct
30 Correct 2 ms 2772 KB Output is correct
31 Correct 2 ms 2772 KB Output is correct
32 Correct 2 ms 2764 KB Output is correct
33 Correct 2 ms 2772 KB Output is correct
34 Correct 2 ms 2772 KB Output is correct
35 Correct 2 ms 2772 KB Output is correct
36 Correct 2 ms 2780 KB Output is correct
37 Correct 2 ms 2776 KB Output is correct
38 Correct 2 ms 2772 KB Output is correct
39 Correct 2 ms 2772 KB Output is correct
40 Correct 2 ms 2772 KB Output is correct
41 Correct 2 ms 2772 KB Output is correct
42 Correct 2 ms 2772 KB Output is correct
43 Correct 2 ms 2772 KB Output is correct
44 Correct 2 ms 2772 KB Output is correct
45 Correct 2 ms 2772 KB Output is correct
46 Correct 2 ms 2772 KB Output is correct
47 Correct 3 ms 2772 KB Output is correct
48 Correct 2 ms 2772 KB Output is correct
49 Correct 2 ms 2772 KB Output is correct
50 Correct 2 ms 2772 KB Output is correct
51 Correct 2 ms 2772 KB Output is correct
52 Correct 3 ms 2772 KB Output is correct
53 Correct 2 ms 2772 KB Output is correct
54 Correct 2 ms 2772 KB Output is correct
55 Correct 2 ms 2772 KB Output is correct
56 Correct 2 ms 2772 KB Output is correct
57 Correct 2 ms 2772 KB Output is correct
58 Correct 2 ms 2772 KB Output is correct
59 Correct 2 ms 2772 KB Output is correct
60 Correct 2 ms 2772 KB Output is correct
61 Correct 2 ms 2772 KB Output is correct
62 Correct 2 ms 2768 KB Output is correct
63 Correct 2 ms 2772 KB Output is correct
64 Correct 2 ms 2772 KB Output is correct
65 Correct 2 ms 2772 KB Output is correct
66 Correct 596 ms 28428 KB Output is correct
67 Correct 866 ms 33868 KB Output is correct
68 Correct 914 ms 37572 KB Output is correct
69 Correct 981 ms 30548 KB Output is correct
70 Correct 1213 ms 30700 KB Output is correct
71 Correct 932 ms 38428 KB Output is correct
72 Correct 795 ms 37880 KB Output is correct
73 Correct 765 ms 29936 KB Output is correct
74 Correct 812 ms 38324 KB Output is correct
75 Correct 890 ms 38420 KB Output is correct
76 Correct 931 ms 31412 KB Output is correct
77 Correct 915 ms 38328 KB Output is correct
78 Correct 881 ms 38380 KB Output is correct
79 Correct 942 ms 38432 KB Output is correct

Subtask #7
0 / 31.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2772 KB Output is correct
2 Correct 2 ms 2772 KB Output is correct
3 Correct 2 ms 2772 KB Output is correct
4 Correct 2 ms 2772 KB Output is correct
5 Correct 2 ms 2772 KB Output is correct
6 Correct 2 ms 2772 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 2 ms 2772 KB Output is correct
11 Correct 2 ms 2772 KB Output is correct
12 Correct 2 ms 2772 KB Output is correct
13 Correct 2 ms 2772 KB Output is correct
14 Correct 2 ms 2772 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2772 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 2 ms 2772 KB Output is correct
20 Correct 2 ms 2772 KB Output is correct
21 Correct 2 ms 2772 KB Output is correct
22 Correct 2 ms 2772 KB Output is correct
23 Correct 2 ms 2772 KB Output is correct
24 Correct 2 ms 2772 KB Output is correct
25 Correct 2 ms 2772 KB Output is correct
26 Correct 2 ms 2772 KB Output is correct
27 Correct 2 ms 2772 KB Output is correct
28 Correct 2 ms 2772 KB Output is correct
29 Correct 2 ms 2772 KB Output is correct
30 Correct 2 ms 2772 KB Output is correct
31 Correct 2 ms 2772 KB Output is correct
32 Correct 2 ms 2764 KB Output is correct
33 Correct 2 ms 2772 KB Output is correct
34 Correct 2 ms 2772 KB Output is correct
35 Correct 2 ms 2772 KB Output is correct
36 Correct 2 ms 2780 KB Output is correct
37 Correct 2 ms 2776 KB Output is correct
38 Correct 2 ms 2772 KB Output is correct
39 Correct 2 ms 2772 KB Output is correct
40 Correct 2 ms 2772 KB Output is correct
41 Correct 2 ms 2772 KB Output is correct
42 Correct 2 ms 2772 KB Output is correct
43 Correct 2 ms 2772 KB Output is correct
44 Correct 2 ms 2772 KB Output is correct
45 Correct 2 ms 2772 KB Output is correct
46 Correct 2 ms 2772 KB Output is correct
47 Correct 3 ms 2772 KB Output is correct
48 Correct 2 ms 2772 KB Output is correct
49 Correct 2 ms 2772 KB Output is correct
50 Correct 2 ms 2772 KB Output is correct
51 Correct 2 ms 2772 KB Output is correct
52 Correct 3 ms 2772 KB Output is correct
53 Correct 2 ms 2772 KB Output is correct
54 Correct 2 ms 2772 KB Output is correct
55 Correct 2 ms 2772 KB Output is correct
56 Correct 2 ms 2772 KB Output is correct
57 Correct 2 ms 2772 KB Output is correct
58 Correct 2 ms 2772 KB Output is correct
59 Correct 2 ms 2772 KB Output is correct
60 Correct 2 ms 2772 KB Output is correct
61 Correct 2 ms 2772 KB Output is correct
62 Correct 2 ms 2768 KB Output is correct
63 Correct 2 ms 2772 KB Output is correct
64 Correct 2 ms 2772 KB Output is correct
65 Correct 2 ms 2772 KB Output is correct
66 Correct 12 ms 3708 KB Output is correct
67 Correct 8 ms 3668 KB Output is correct
68 Correct 10 ms 3796 KB Output is correct
69 Incorrect 11 ms 3320 KB Output isn't correct
70 Halted 0 ms 0 KB -