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답안 #393904

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
393904 2021-04-24T20:09:57 Z jainbot27 Alternating Current (BOI18_alternating) C++17
100 / 100
 433 ms 21012 KB 
#include <bits/stdc++.h>
using namespace std;

#define f first
#define s second
#define pb push_back
#define ar array
#define all(x) x.begin(), x.end()
#define siz(x) (int) x.size()
#define uid(a, b) uniform_int_distribution<int>(a, b)(rng)

#define FOR(i, a, b) for(int i=(a); i<(b); i++)
#define ROF(i, a, b) for(int i=(b-1); i>=(a); i--)
#define F0R(i, n) FOR(i, 0, n)
#define R0F(i, n) ROF(i, 0, n)
#define trav(x, y) for(auto&x:y)

using ll=long long;
using ld=long double;
using pii=pair<int, int>;
using pll=pair<ll, ll>;
using pli=pair<ll, int>;
using vi=vector<int>;
using vl=vector<ll>;
using vpii=vector<pii>;

template<class T> inline bool ckmin(T&a, const T&b) {return b<a?a=b,1:0;}
template<class T> inline bool ckmax(T&a, const T&b) {return b>a?a=b,1:0;}
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

const char nl='\n';
const int mxN=1<<17;
const int MOD=1e9+7;
const ll infLL=1e18;
const ld eps=1e-6;
int m, n, p[mxN];
vector<ar<int, 3>> v;
vpii v2;
int Find(int u){
    return p[u]=(u==p[u]?u:Find(p[u]));
}
void comb(int e1, int e2){
    e1=Find(e1); e2=Find(e2); 
    if(e1!=e2)
        p[e2]=e1;
}
struct segment{
    int val[2*mxN], mset[2*mxN];
    segment() {memset(mset, -1, sizeof mset);}
    void set(int L, int R, int v, int i=1, int lo=0, int hi=mxN){
        if(lo>=R||L>=hi) return;
        if(L<=lo&&hi<=R){
            mset[i]=v;
            val[i]=v*(hi-lo);
            return;
        }
        push(i, lo, hi);
        int m=(lo+hi)/2;
        set(L, R, v, i*2, lo, m);
        set(L, R, v, i*2+1, m, hi);
        val[i]=val[2*i]+val[2*i+1];
    }
    int query(int L, int R, int i=1, int lo=0, int hi=mxN){
        if(lo>=R||L>=hi) return 0;
        if(L<=lo&&hi<=R)
            return val[i];
        push(i, lo, hi);
        int m=(lo+hi)/2;    
        return query(L, R, i*2, lo, m)+query(L, R, i*2+1, m, hi);
    }
    void push(int i, int lo, int hi){
        int m=(lo+hi)/2;
        if(mset[i]!=-1){
            set(lo, m, mset[i], i*2, lo, m);
            set(m, hi, mset[i], i*2+1, m, hi);
            mset[i]=-1;
        }
    }
} st[2];
set<pii> vals;
vi r;
vector<vi> pts;
void se(int l, int r, int t){
    if(r>=m){
        st[t].set(0, r+1-m, 1);
        st[t].set(l, m, 1);
    }
    else
        st[t].set(l, r+1, 1);
}
int qq(int l, int r, int t){
    int res=0;
    if(r>=m){
        res+=st[t].query(0, r+1-m);
        res+=st[t].query(l, m);
    }
    else
        res+=st[t].query(l, r+1);
    return res;
}
void proc(int v, int t){
    se(v2[v].f, v2[v].s, t);
    for(auto q:pts[v])
        se(v2[q].f, v2[q].s, t^1);
}
int sz(int l, int r){
    if(r>=m)
        return r+1-m+(m-l);
    return r-l+1;
}
int32_t main(){
    cin.tie(0)->sync_with_stdio(0);
    cin >> m >> n;
    pts.resize(n);
    F0R(i, n) p[i]=i; 
    F0R(i, n){
        int l, r; cin >> l >> r; 
        l--; r--; 
        if(r<l) v.pb({l, r+m, i});
        else v.pb({l, r, i}), v.pb({l+m, r+m, i});
        if(r>=l)
            v2.pb({l, r});
        else   
            v2.pb({l, r+m});
        se(v2[i].f, v2[i].s, 0);
    }
    if(st[0].query(0, m)!=m){
        cout << "impossible\n";
        return 0;
    }
    st[0].set(0, m, 0);
    sort(all(v), [&](ar<int, 3> A, ar<int, 3> B){
        if(A[0]==B[0]) return A[1]>B[1];
        return A[0]<B[0];
    });
    for(auto[x, y, i]:v){
        auto it=vals.lower_bound({y, -MOD});
        if(i==Find(i)&&it!=vals.end()){
            comb(it->s, i);
        }
        vals.insert({y, i});
    }
    F0R(i, n){
        if(Find(i)!=i)
            pts[Find(i)].pb(i);
        else
            r.pb(i);
    }
    sort(all(r), [&](int e1, int e2){
        return v2[e1]<v2[e2];
    });
    int R=siz(r);
    if(R==1){
        proc(r[0], 0);
        if(qq(0, m-1, 0)!=m||qq(0, m-1, 1)!=m){
            cout << "impossible\n";
        }
        else{
            F0R(i, n){
                if(i==r[0]) cout << 1;
                else cout << 0;
            }
            cout << nl;
        }
        return 0;
    }
    F0R(i, R){
        int lb=r[(i-1+R)%R], mb=r[i], rb=r[(i+1)%R];
        proc(lb, 0); proc(mb, 1); proc(rb, 0);
        if(qq(v2[mb].f, v2[mb].s, 0)!=sz(v2[mb].f, v2[mb].s)){
            cout << "impossible\n";
            return 0;
        }
        st[0].set(0, m, 0);
        st[1].set(0, m, 0);
    }
    if(R&1){
        F0R(i, R){
            int lb=r[(i-1+R)%R], mb1=r[i], mb2=r[(i+1)%R], rb=r[(i+2)%R];
            proc(lb, 0); proc(mb1, 1); proc(mb2, 1); proc(rb, 0);
            if(v2[mb1].s>=v2[mb2].f-1&&qq(v2[mb1].f, v2[mb1].s, 0)==sz(v2[mb1].f, v2[mb1].s)&&qq(v2[mb2].f, v2[mb2].s, 0)==sz(v2[mb2].f, v2[mb2].s)){
                vi ans(n, -1);
                int x=0;
                F0R(j, R){
                    ans[r[j]]=j&1^x;
                    trav(v, pts[r[j]]) ans[v]=j&1^1^x;
                    if(j==i)
                        x=1;
                }
                F0R(i, n) cout << ans[i];
                cout << nl;
                return 0;
            }
            st[0].set(0, m, 0); st[1].set(0, m, 0);
        }
        cout << "impossible\n";
    }
    else{
        vi ans(n, -1);
        F0R(i, R){
            ans[r[i]]=i&1;
            trav(v, pts[r[i]]) ans[v]=i&1^1;
        }
        F0R(i, n) cout << ans[i];
        cout << nl;
    }
}

Compilation message

alternating.cpp: In function 'int32_t main()':
alternating.cpp:185:32: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
  185 |                     ans[r[j]]=j&1^x;
      |                               ~^~
alternating.cpp:186:48: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
  186 |                     trav(v, pts[r[j]]) ans[v]=j&1^1^x;
      |                                               ~^~
alternating.cpp:202:40: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
  202 |             trav(v, pts[r[i]]) ans[v]=i&1^1;
      |                                       ~^~

Subtask #1
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2380 KB Output is correct
2 Correct 1 ms 2380 KB Output is correct
3 Correct 2 ms 2380 KB Output is correct
4 Correct 2 ms 2380 KB Output is correct
5 Correct 1 ms 2380 KB Output is correct
6 Correct 1 ms 2380 KB Output is correct
7 Correct 1 ms 2380 KB Output is correct
8 Correct 1 ms 2380 KB Output is correct
9 Correct 2 ms 2380 KB Output is correct
10 Correct 2 ms 2380 KB Output is correct
11 Correct 2 ms 2380 KB Output is correct
12 Correct 1 ms 2380 KB Output is correct
13 Correct 1 ms 2380 KB Output is correct
14 Correct 2 ms 2380 KB Output is correct
15 Correct 2 ms 2380 KB Output is correct
16 Correct 2 ms 2380 KB Output is correct
17 Correct 2 ms 2380 KB Output is correct
18 Correct 2 ms 2380 KB Output is correct
19 Correct 2 ms 2380 KB Output is correct
20 Correct 2 ms 2380 KB Output is correct
21 Correct 1 ms 2380 KB Output is correct
22 Correct 1 ms 2380 KB Output is correct
23 Correct 2 ms 2380 KB Output is correct
24 Correct 2 ms 2380 KB Output is correct
25 Correct 1 ms 2380 KB Output is correct
26 Correct 1 ms 2380 KB Output is correct
27 Correct 1 ms 2384 KB Output is correct
28 Correct 1 ms 2380 KB Output is correct
29 Correct 2 ms 2380 KB Output is correct
30 Correct 2 ms 2380 KB Output is correct
31 Correct 2 ms 2380 KB Output is correct
32 Correct 2 ms 2380 KB Output is correct
33 Correct 2 ms 2380 KB Output is correct
34 Correct 2 ms 2380 KB Output is correct
35 Correct 2 ms 2380 KB Output is correct
36 Correct 1 ms 2380 KB Output is correct
37 Correct 2 ms 2380 KB Output is correct
38 Correct 1 ms 2380 KB Output is correct
39 Correct 1 ms 2380 KB Output is correct
40 Correct 2 ms 2380 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2380 KB Output is correct
2 Correct 1 ms 2380 KB Output is correct
3 Correct 2 ms 2380 KB Output is correct
4 Correct 2 ms 2380 KB Output is correct
5 Correct 1 ms 2380 KB Output is correct
6 Correct 1 ms 2380 KB Output is correct
7 Correct 1 ms 2380 KB Output is correct
8 Correct 1 ms 2380 KB Output is correct
9 Correct 2 ms 2380 KB Output is correct
10 Correct 2 ms 2380 KB Output is correct
11 Correct 2 ms 2380 KB Output is correct
12 Correct 1 ms 2380 KB Output is correct
13 Correct 1 ms 2380 KB Output is correct
14 Correct 2 ms 2380 KB Output is correct
15 Correct 2 ms 2380 KB Output is correct
16 Correct 2 ms 2380 KB Output is correct
17 Correct 2 ms 2380 KB Output is correct
18 Correct 2 ms 2380 KB Output is correct
19 Correct 2 ms 2380 KB Output is correct
20 Correct 2 ms 2380 KB Output is correct
21 Correct 1 ms 2380 KB Output is correct
22 Correct 1 ms 2380 KB Output is correct
23 Correct 2 ms 2380 KB Output is correct
24 Correct 2 ms 2380 KB Output is correct
25 Correct 1 ms 2380 KB Output is correct
26 Correct 1 ms 2380 KB Output is correct
27 Correct 1 ms 2384 KB Output is correct
28 Correct 1 ms 2380 KB Output is correct
29 Correct 2 ms 2380 KB Output is correct
30 Correct 2 ms 2380 KB Output is correct
31 Correct 2 ms 2380 KB Output is correct
32 Correct 2 ms 2380 KB Output is correct
33 Correct 2 ms 2380 KB Output is correct
34 Correct 2 ms 2380 KB Output is correct
35 Correct 2 ms 2380 KB Output is correct
36 Correct 1 ms 2380 KB Output is correct
37 Correct 2 ms 2380 KB Output is correct
38 Correct 1 ms 2380 KB Output is correct
39 Correct 1 ms 2380 KB Output is correct
40 Correct 2 ms 2380 KB Output is correct
41 Correct 2 ms 2384 KB Output is correct
42 Correct 1 ms 2380 KB Output is correct
43 Correct 2 ms 2380 KB Output is correct
44 Correct 2 ms 2380 KB Output is correct
45 Correct 2 ms 2380 KB Output is correct
46 Correct 2 ms 2380 KB Output is correct
47 Correct 2 ms 2380 KB Output is correct
48 Correct 2 ms 2380 KB Output is correct
49 Correct 2 ms 2380 KB Output is correct
50 Correct 2 ms 2380 KB Output is correct
51 Correct 1 ms 2380 KB Output is correct
52 Correct 2 ms 2380 KB Output is correct
53 Correct 2 ms 2380 KB Output is correct
54 Correct 2 ms 2380 KB Output is correct
55 Correct 2 ms 2380 KB Output is correct
56 Correct 2 ms 2380 KB Output is correct
57 Correct 2 ms 2380 KB Output is correct
58 Correct 2 ms 2380 KB Output is correct
59 Correct 2 ms 2380 KB Output is correct
60 Correct 2 ms 2380 KB Output is correct
61 Correct 2 ms 2380 KB Output is correct
62 Correct 2 ms 2380 KB Output is correct
63 Correct 2 ms 2380 KB Output is correct
64 Correct 2 ms 2380 KB Output is correct
65 Correct 1 ms 2380 KB Output is correct
66 Correct 2 ms 2380 KB Output is correct
67 Correct 2 ms 2380 KB Output is correct
68 Correct 2 ms 2380 KB Output is correct
69 Correct 2 ms 2380 KB Output is correct

Subtask #3
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2380 KB Output is correct
2 Correct 1 ms 2380 KB Output is correct
3 Correct 2 ms 2380 KB Output is correct
4 Correct 2 ms 2380 KB Output is correct
5 Correct 1 ms 2380 KB Output is correct
6 Correct 1 ms 2380 KB Output is correct
7 Correct 1 ms 2380 KB Output is correct
8 Correct 1 ms 2380 KB Output is correct
9 Correct 2 ms 2380 KB Output is correct
10 Correct 2 ms 2380 KB Output is correct
11 Correct 2 ms 2380 KB Output is correct
12 Correct 1 ms 2380 KB Output is correct
13 Correct 1 ms 2380 KB Output is correct
14 Correct 2 ms 2380 KB Output is correct
15 Correct 2 ms 2380 KB Output is correct
16 Correct 2 ms 2380 KB Output is correct
17 Correct 2 ms 2380 KB Output is correct
18 Correct 2 ms 2380 KB Output is correct
19 Correct 2 ms 2380 KB Output is correct
20 Correct 2 ms 2380 KB Output is correct
21 Correct 1 ms 2380 KB Output is correct
22 Correct 1 ms 2380 KB Output is correct
23 Correct 2 ms 2380 KB Output is correct
24 Correct 2 ms 2380 KB Output is correct
25 Correct 1 ms 2380 KB Output is correct
26 Correct 1 ms 2380 KB Output is correct
27 Correct 1 ms 2384 KB Output is correct
28 Correct 1 ms 2380 KB Output is correct
29 Correct 2 ms 2380 KB Output is correct
30 Correct 2 ms 2380 KB Output is correct
31 Correct 2 ms 2380 KB Output is correct
32 Correct 2 ms 2380 KB Output is correct
33 Correct 2 ms 2380 KB Output is correct
34 Correct 2 ms 2380 KB Output is correct
35 Correct 2 ms 2380 KB Output is correct
36 Correct 1 ms 2380 KB Output is correct
37 Correct 2 ms 2380 KB Output is correct
38 Correct 1 ms 2380 KB Output is correct
39 Correct 1 ms 2380 KB Output is correct
40 Correct 2 ms 2380 KB Output is correct
41 Correct 2 ms 2384 KB Output is correct
42 Correct 1 ms 2380 KB Output is correct
43 Correct 2 ms 2380 KB Output is correct
44 Correct 2 ms 2380 KB Output is correct
45 Correct 2 ms 2380 KB Output is correct
46 Correct 2 ms 2380 KB Output is correct
47 Correct 2 ms 2380 KB Output is correct
48 Correct 2 ms 2380 KB Output is correct
49 Correct 2 ms 2380 KB Output is correct
50 Correct 2 ms 2380 KB Output is correct
51 Correct 1 ms 2380 KB Output is correct
52 Correct 2 ms 2380 KB Output is correct
53 Correct 2 ms 2380 KB Output is correct
54 Correct 2 ms 2380 KB Output is correct
55 Correct 2 ms 2380 KB Output is correct
56 Correct 2 ms 2380 KB Output is correct
57 Correct 2 ms 2380 KB Output is correct
58 Correct 2 ms 2380 KB Output is correct
59 Correct 2 ms 2380 KB Output is correct
60 Correct 2 ms 2380 KB Output is correct
61 Correct 2 ms 2380 KB Output is correct
62 Correct 2 ms 2380 KB Output is correct
63 Correct 2 ms 2380 KB Output is correct
64 Correct 2 ms 2380 KB Output is correct
65 Correct 1 ms 2380 KB Output is correct
66 Correct 2 ms 2380 KB Output is correct
67 Correct 2 ms 2380 KB Output is correct
68 Correct 2 ms 2380 KB Output is correct
69 Correct 2 ms 2380 KB Output is correct
70 Correct 3 ms 2508 KB Output is correct
71 Correct 5 ms 2508 KB Output is correct
72 Correct 2 ms 2428 KB Output is correct
73 Correct 2 ms 2380 KB Output is correct
74 Correct 2 ms 2440 KB Output is correct
75 Correct 2 ms 2380 KB Output is correct
76 Correct 3 ms 2508 KB Output is correct
77 Correct 3 ms 2508 KB Output is correct
78 Correct 2 ms 2380 KB Output is correct
79 Correct 2 ms 2380 KB Output is correct
80 Correct 3 ms 2508 KB Output is correct
81 Correct 2 ms 2508 KB Output is correct
82 Correct 2 ms 2380 KB Output is correct
83 Correct 3 ms 2512 KB Output is correct
84 Correct 3 ms 2636 KB Output is correct
85 Correct 2 ms 2380 KB Output is correct
86 Correct 2 ms 2380 KB Output is correct
87 Correct 4 ms 2568 KB Output is correct
88 Correct 2 ms 2384 KB Output is correct
89 Correct 3 ms 2512 KB Output is correct
90 Correct 4 ms 2604 KB Output is correct
91 Correct 2 ms 2380 KB Output is correct
92 Correct 4 ms 2508 KB Output is correct
93 Correct 1 ms 2384 KB Output is correct
94 Correct 1 ms 2380 KB Output is correct
95 Correct 2 ms 2380 KB Output is correct
96 Correct 4 ms 2636 KB Output is correct
97 Correct 4 ms 2508 KB Output is correct
98 Correct 4 ms 2636 KB Output is correct

Subtask #4
19.0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 117 ms 18628 KB Output is correct
2 Correct 2 ms 2380 KB Output is correct
3 Correct 92 ms 12036 KB Output is correct
4 Correct 92 ms 12036 KB Output is correct
5 Correct 275 ms 20172 KB Output is correct
6 Correct 171 ms 19584 KB Output is correct
7 Correct 201 ms 18908 KB Output is correct
8 Correct 10 ms 4428 KB Output is correct
9 Correct 5 ms 4044 KB Output is correct
10 Correct 272 ms 21012 KB Output is correct
11 Correct 185 ms 16416 KB Output is correct
12 Correct 168 ms 18572 KB Output is correct
13 Correct 2 ms 2508 KB Output is correct
14 Correct 2 ms 2508 KB Output is correct
15 Correct 226 ms 20184 KB Output is correct
16 Correct 174 ms 12080 KB Output is correct
17 Correct 433 ms 20504 KB Output is correct
18 Correct 414 ms 18712 KB Output is correct
19 Correct 7 ms 3660 KB Output is correct
20 Correct 247 ms 20736 KB Output is correct

Subtask #5
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2380 KB Output is correct
2 Correct 1 ms 2380 KB Output is correct
3 Correct 2 ms 2380 KB Output is correct
4 Correct 2 ms 2380 KB Output is correct
5 Correct 1 ms 2380 KB Output is correct
6 Correct 1 ms 2380 KB Output is correct
7 Correct 1 ms 2380 KB Output is correct
8 Correct 1 ms 2380 KB Output is correct
9 Correct 2 ms 2380 KB Output is correct
10 Correct 2 ms 2380 KB Output is correct
11 Correct 2 ms 2380 KB Output is correct
12 Correct 1 ms 2380 KB Output is correct
13 Correct 1 ms 2380 KB Output is correct
14 Correct 2 ms 2380 KB Output is correct
15 Correct 2 ms 2380 KB Output is correct
16 Correct 2 ms 2380 KB Output is correct
17 Correct 2 ms 2380 KB Output is correct
18 Correct 2 ms 2380 KB Output is correct
19 Correct 2 ms 2380 KB Output is correct
20 Correct 2 ms 2380 KB Output is correct
21 Correct 1 ms 2380 KB Output is correct
22 Correct 1 ms 2380 KB Output is correct
23 Correct 2 ms 2380 KB Output is correct
24 Correct 2 ms 2380 KB Output is correct
25 Correct 1 ms 2380 KB Output is correct
26 Correct 1 ms 2380 KB Output is correct
27 Correct 1 ms 2384 KB Output is correct
28 Correct 1 ms 2380 KB Output is correct
29 Correct 2 ms 2380 KB Output is correct
30 Correct 2 ms 2380 KB Output is correct
31 Correct 2 ms 2380 KB Output is correct
32 Correct 2 ms 2380 KB Output is correct
33 Correct 2 ms 2380 KB Output is correct
34 Correct 2 ms 2380 KB Output is correct
35 Correct 2 ms 2380 KB Output is correct
36 Correct 1 ms 2380 KB Output is correct
37 Correct 2 ms 2380 KB Output is correct
38 Correct 1 ms 2380 KB Output is correct
39 Correct 1 ms 2380 KB Output is correct
40 Correct 2 ms 2380 KB Output is correct
41 Correct 2 ms 2384 KB Output is correct
42 Correct 1 ms 2380 KB Output is correct
43 Correct 2 ms 2380 KB Output is correct
44 Correct 2 ms 2380 KB Output is correct
45 Correct 2 ms 2380 KB Output is correct
46 Correct 2 ms 2380 KB Output is correct
47 Correct 2 ms 2380 KB Output is correct
48 Correct 2 ms 2380 KB Output is correct
49 Correct 2 ms 2380 KB Output is correct
50 Correct 2 ms 2380 KB Output is correct
51 Correct 1 ms 2380 KB Output is correct
52 Correct 2 ms 2380 KB Output is correct
53 Correct 2 ms 2380 KB Output is correct
54 Correct 2 ms 2380 KB Output is correct
55 Correct 2 ms 2380 KB Output is correct
56 Correct 2 ms 2380 KB Output is correct
57 Correct 2 ms 2380 KB Output is correct
58 Correct 2 ms 2380 KB Output is correct
59 Correct 2 ms 2380 KB Output is correct
60 Correct 2 ms 2380 KB Output is correct
61 Correct 2 ms 2380 KB Output is correct
62 Correct 2 ms 2380 KB Output is correct
63 Correct 2 ms 2380 KB Output is correct
64 Correct 2 ms 2380 KB Output is correct
65 Correct 1 ms 2380 KB Output is correct
66 Correct 2 ms 2380 KB Output is correct
67 Correct 2 ms 2380 KB Output is correct
68 Correct 2 ms 2380 KB Output is correct
69 Correct 2 ms 2380 KB Output is correct
70 Correct 3 ms 2508 KB Output is correct
71 Correct 5 ms 2508 KB Output is correct
72 Correct 2 ms 2428 KB Output is correct
73 Correct 2 ms 2380 KB Output is correct
74 Correct 2 ms 2440 KB Output is correct
75 Correct 2 ms 2380 KB Output is correct
76 Correct 3 ms 2508 KB Output is correct
77 Correct 3 ms 2508 KB Output is correct
78 Correct 2 ms 2380 KB Output is correct
79 Correct 2 ms 2380 KB Output is correct
80 Correct 3 ms 2508 KB Output is correct
81 Correct 2 ms 2508 KB Output is correct
82 Correct 2 ms 2380 KB Output is correct
83 Correct 3 ms 2512 KB Output is correct
84 Correct 3 ms 2636 KB Output is correct
85 Correct 2 ms 2380 KB Output is correct
86 Correct 2 ms 2380 KB Output is correct
87 Correct 4 ms 2568 KB Output is correct
88 Correct 2 ms 2384 KB Output is correct
89 Correct 3 ms 2512 KB Output is correct
90 Correct 4 ms 2604 KB Output is correct
91 Correct 2 ms 2380 KB Output is correct
92 Correct 4 ms 2508 KB Output is correct
93 Correct 1 ms 2384 KB Output is correct
94 Correct 1 ms 2380 KB Output is correct
95 Correct 2 ms 2380 KB Output is correct
96 Correct 4 ms 2636 KB Output is correct
97 Correct 4 ms 2508 KB Output is correct
98 Correct 4 ms 2636 KB Output is correct
99 Correct 117 ms 18628 KB Output is correct
100 Correct 2 ms 2380 KB Output is correct
101 Correct 92 ms 12036 KB Output is correct
102 Correct 92 ms 12036 KB Output is correct
103 Correct 275 ms 20172 KB Output is correct
104 Correct 171 ms 19584 KB Output is correct
105 Correct 201 ms 18908 KB Output is correct
106 Correct 10 ms 4428 KB Output is correct
107 Correct 5 ms 4044 KB Output is correct
108 Correct 272 ms 21012 KB Output is correct
109 Correct 185 ms 16416 KB Output is correct
110 Correct 168 ms 18572 KB Output is correct
111 Correct 2 ms 2508 KB Output is correct
112 Correct 2 ms 2508 KB Output is correct
113 Correct 226 ms 20184 KB Output is correct
114 Correct 174 ms 12080 KB Output is correct
115 Correct 433 ms 20504 KB Output is correct
116 Correct 414 ms 18712 KB Output is correct
117 Correct 7 ms 3660 KB Output is correct
118 Correct 247 ms 20736 KB Output is correct
119 Correct 2 ms 3276 KB Output is correct
120 Correct 296 ms 15788 KB Output is correct
121 Correct 153 ms 11352 KB Output is correct
122 Correct 1 ms 2380 KB Output is correct
123 Correct 10 ms 4168 KB Output is correct
124 Correct 62 ms 9340 KB Output is correct
125 Correct 78 ms 8644 KB Output is correct
126 Correct 3 ms 3788 KB Output is correct
127 Correct 22 ms 5324 KB Output is correct
128 Correct 214 ms 17332 KB Output is correct
129 Correct 115 ms 11808 KB Output is correct
130 Correct 150 ms 13596 KB Output is correct
131 Correct 2 ms 3148 KB Output is correct
132 Correct 3 ms 3404 KB Output is correct
133 Correct 357 ms 17300 KB Output is correct
134 Correct 107 ms 7680 KB Output is correct
135 Correct 2 ms 2892 KB Output is correct
136 Correct 103 ms 12688 KB Output is correct
137 Correct 175 ms 16492 KB Output is correct
138 Correct 5 ms 4172 KB Output is correct