oj.uz

Submission #200887

# Submission time Handle Problem Language Result Execution time Memory
200887 2020-02-08T11:41:54 Z balbit Rope (JOI17_rope) C++14
80 / 100
 981 ms 96512 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pii pair<int, int>
#define ull unsigned ll
#define f first
#define s second
#define FOR(i,a,b) for (int i=(a); i<(b); ++i)
#define REP(i,n) FOR(i,0,n)
#define RREP(i,n) for (int i=(n-1); i>=0; --i)
#define REP1(i,n) FOR(i,1,n+1)
#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 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 = 1<<29;
const ll inf = 1ll<<60;
const ll mod = 1e9+7;


void GG(){cout<<"-1\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){
    return b==1?1:(mod-mod/b) * inv(mod%b) % mod;
}

const int maxn = 1e6+5;

int ans[maxn];
int t1[maxn], t2[maxn];
int nof[maxn], A[maxn];
vector<int> pos[maxn]; // Where each of you are

signed main(){
    IOS();
    int n;cin>>n;
    int m; cin>>m;
    REP(i,n) {
        cin>>A[i];
        A[i]--;
        nof[A[i]]++;
        pos[A[i]].pb(i);
    }
    vector<pii> vn;
    REP(i,m){
        vn.pb({nof[i],i});
    }
    sort(ALL(vn),greater<pii>());
    bug(m);
//    return 0;
    REP(i,m){
        bug("HI");
        for (int j : pos[i]){
            if (j&1){
                if(j) t1[A[j-1]]++;
                if(j<n-1)t2[A[j+1]]++;
            }else{
                if(j) t2[A[j-1]]++;
                if(j<n-1)t1[A[j+1]]++;
            }
        }
        REP(j,3){
            bug(t1[j],t2[j]);
        }
        ans[i] = n-nof[i];
        REP(it, m){
            int j = vn[it].s;
            if (j == i) continue;
            if (t1[j] && t2[j]) {
                MN(ans[i],n-nof[i]-nof[j]+min(t1[j],t2[j]));
            }else{
                MN(ans[i],n-nof[i]-nof[j]); break;
            }
        }

        for (int j : pos[i]){
            if (j&1){
                if(j) t1[A[j-1]]--;
                if(j<n-1)t2[A[j+1]]--;
            }else{
                if(j) t2[A[j-1]]--;
                if(j<n-1)t1[A[j+1]]--;
            }
        }
        REP(j,3){
            bug(t1[j],t2[j]);
        }
        cout<<ans[i]<<endl;
    }
    // Check your array bounds!
    // Think about corner cases (smallest or biggest?)
}

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 23832 KB Output is correct
2 Correct 19 ms 23928 KB Output is correct
3 Correct 19 ms 23800 KB Output is correct
4 Correct 18 ms 23800 KB Output is correct
5 Correct 19 ms 23928 KB Output is correct
6 Correct 19 ms 23928 KB Output is correct
7 Correct 20 ms 23800 KB Output is correct
8 Correct 18 ms 23832 KB Output is correct
9 Correct 19 ms 23928 KB Output is correct
10 Correct 20 ms 23800 KB Output is correct
11 Correct 19 ms 23800 KB Output is correct
12 Correct 19 ms 23800 KB Output is correct
13 Correct 19 ms 23904 KB Output is correct
14 Correct 19 ms 23928 KB Output is correct
15 Correct 19 ms 23800 KB Output is correct
16 Correct 19 ms 23800 KB Output is correct
17 Correct 22 ms 24056 KB Output is correct
18 Correct 19 ms 23928 KB Output is correct
19 Correct 20 ms 23800 KB Output is correct
20 Correct 19 ms 23928 KB Output is correct
21 Correct 20 ms 23800 KB Output is correct
22 Correct 19 ms 23800 KB Output is correct
23 Correct 19 ms 23928 KB Output is correct
24 Correct 19 ms 23800 KB Output is correct
25 Correct 19 ms 23928 KB Output is correct
26 Correct 19 ms 23932 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 23832 KB Output is correct
2 Correct 19 ms 23928 KB Output is correct
3 Correct 19 ms 23800 KB Output is correct
4 Correct 18 ms 23800 KB Output is correct
5 Correct 19 ms 23928 KB Output is correct
6 Correct 19 ms 23928 KB Output is correct
7 Correct 20 ms 23800 KB Output is correct
8 Correct 18 ms 23832 KB Output is correct
9 Correct 19 ms 23928 KB Output is correct
10 Correct 20 ms 23800 KB Output is correct
11 Correct 19 ms 23800 KB Output is correct
12 Correct 19 ms 23800 KB Output is correct
13 Correct 19 ms 23904 KB Output is correct
14 Correct 19 ms 23928 KB Output is correct
15 Correct 19 ms 23800 KB Output is correct
16 Correct 19 ms 23800 KB Output is correct
17 Correct 22 ms 24056 KB Output is correct
18 Correct 19 ms 23928 KB Output is correct
19 Correct 20 ms 23800 KB Output is correct
20 Correct 19 ms 23928 KB Output is correct
21 Correct 20 ms 23800 KB Output is correct
22 Correct 19 ms 23800 KB Output is correct
23 Correct 19 ms 23928 KB Output is correct
24 Correct 19 ms 23800 KB Output is correct
25 Correct 19 ms 23928 KB Output is correct
26 Correct 19 ms 23932 KB Output is correct
27 Correct 30 ms 24824 KB Output is correct
28 Correct 28 ms 24824 KB Output is correct
29 Correct 28 ms 24824 KB Output is correct
30 Correct 27 ms 24896 KB Output is correct
31 Correct 30 ms 24824 KB Output is correct
32 Correct 49 ms 24824 KB Output is correct
33 Correct 30 ms 24824 KB Output is correct
34 Correct 28 ms 24952 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 23832 KB Output is correct
2 Correct 19 ms 23928 KB Output is correct
3 Correct 19 ms 23800 KB Output is correct
4 Correct 18 ms 23800 KB Output is correct
5 Correct 19 ms 23928 KB Output is correct
6 Correct 19 ms 23928 KB Output is correct
7 Correct 20 ms 23800 KB Output is correct
8 Correct 18 ms 23832 KB Output is correct
9 Correct 19 ms 23928 KB Output is correct
10 Correct 20 ms 23800 KB Output is correct
11 Correct 19 ms 23800 KB Output is correct
12 Correct 19 ms 23800 KB Output is correct
13 Correct 19 ms 23904 KB Output is correct
14 Correct 19 ms 23928 KB Output is correct
15 Correct 19 ms 23800 KB Output is correct
16 Correct 19 ms 23800 KB Output is correct
17 Correct 22 ms 24056 KB Output is correct
18 Correct 19 ms 23928 KB Output is correct
19 Correct 20 ms 23800 KB Output is correct
20 Correct 19 ms 23928 KB Output is correct
21 Correct 20 ms 23800 KB Output is correct
22 Correct 19 ms 23800 KB Output is correct
23 Correct 19 ms 23928 KB Output is correct
24 Correct 19 ms 23800 KB Output is correct
25 Correct 19 ms 23928 KB Output is correct
26 Correct 19 ms 23932 KB Output is correct
27 Correct 30 ms 24824 KB Output is correct
28 Correct 28 ms 24824 KB Output is correct
29 Correct 28 ms 24824 KB Output is correct
30 Correct 27 ms 24896 KB Output is correct
31 Correct 30 ms 24824 KB Output is correct
32 Correct 49 ms 24824 KB Output is correct
33 Correct 30 ms 24824 KB Output is correct
34 Correct 28 ms 24952 KB Output is correct
35 Correct 32 ms 24828 KB Output is correct
36 Correct 32 ms 25208 KB Output is correct
37 Correct 34 ms 25208 KB Output is correct
38 Correct 34 ms 25208 KB Output is correct
39 Correct 33 ms 25208 KB Output is correct
40 Correct 30 ms 25208 KB Output is correct
41 Correct 31 ms 25208 KB Output is correct
42 Correct 30 ms 25208 KB Output is correct
43 Correct 31 ms 25208 KB Output is correct
44 Correct 31 ms 25208 KB Output is correct
45 Correct 31 ms 25208 KB Output is correct
46 Correct 31 ms 25352 KB Output is correct
47 Correct 32 ms 25208 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 23832 KB Output is correct
2 Correct 19 ms 23928 KB Output is correct
3 Correct 19 ms 23800 KB Output is correct
4 Correct 18 ms 23800 KB Output is correct
5 Correct 19 ms 23928 KB Output is correct
6 Correct 19 ms 23928 KB Output is correct
7 Correct 20 ms 23800 KB Output is correct
8 Correct 18 ms 23832 KB Output is correct
9 Correct 19 ms 23928 KB Output is correct
10 Correct 20 ms 23800 KB Output is correct
11 Correct 19 ms 23800 KB Output is correct
12 Correct 19 ms 23800 KB Output is correct
13 Correct 19 ms 23904 KB Output is correct
14 Correct 19 ms 23928 KB Output is correct
15 Correct 19 ms 23800 KB Output is correct
16 Correct 19 ms 23800 KB Output is correct
17 Correct 22 ms 24056 KB Output is correct
18 Correct 19 ms 23928 KB Output is correct
19 Correct 20 ms 23800 KB Output is correct
20 Correct 19 ms 23928 KB Output is correct
21 Correct 20 ms 23800 KB Output is correct
22 Correct 19 ms 23800 KB Output is correct
23 Correct 19 ms 23928 KB Output is correct
24 Correct 19 ms 23800 KB Output is correct
25 Correct 19 ms 23928 KB Output is correct
26 Correct 19 ms 23932 KB Output is correct
27 Correct 30 ms 24824 KB Output is correct
28 Correct 28 ms 24824 KB Output is correct
29 Correct 28 ms 24824 KB Output is correct
30 Correct 27 ms 24896 KB Output is correct
31 Correct 30 ms 24824 KB Output is correct
32 Correct 49 ms 24824 KB Output is correct
33 Correct 30 ms 24824 KB Output is correct
34 Correct 28 ms 24952 KB Output is correct
35 Correct 32 ms 24828 KB Output is correct
36 Correct 32 ms 25208 KB Output is correct
37 Correct 34 ms 25208 KB Output is correct
38 Correct 34 ms 25208 KB Output is correct
39 Correct 33 ms 25208 KB Output is correct
40 Correct 30 ms 25208 KB Output is correct
41 Correct 31 ms 25208 KB Output is correct
42 Correct 30 ms 25208 KB Output is correct
43 Correct 31 ms 25208 KB Output is correct
44 Correct 31 ms 25208 KB Output is correct
45 Correct 31 ms 25208 KB Output is correct
46 Correct 31 ms 25352 KB Output is correct
47 Correct 32 ms 25208 KB Output is correct
48 Correct 183 ms 35448 KB Output is correct
49 Correct 194 ms 35864 KB Output is correct
50 Correct 181 ms 35704 KB Output is correct
51 Correct 204 ms 35704 KB Output is correct
52 Correct 170 ms 34680 KB Output is correct
53 Correct 153 ms 34936 KB Output is correct
54 Correct 155 ms 34040 KB Output is correct
55 Correct 150 ms 33784 KB Output is correct
56 Correct 145 ms 33620 KB Output is correct

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 23832 KB Output is correct
2 Correct 19 ms 23928 KB Output is correct
3 Correct 19 ms 23800 KB Output is correct
4 Correct 18 ms 23800 KB Output is correct
5 Correct 19 ms 23928 KB Output is correct
6 Correct 19 ms 23928 KB Output is correct
7 Correct 20 ms 23800 KB Output is correct
8 Correct 18 ms 23832 KB Output is correct
9 Correct 19 ms 23928 KB Output is correct
10 Correct 20 ms 23800 KB Output is correct
11 Correct 19 ms 23800 KB Output is correct
12 Correct 19 ms 23800 KB Output is correct
13 Correct 19 ms 23904 KB Output is correct
14 Correct 19 ms 23928 KB Output is correct
15 Correct 19 ms 23800 KB Output is correct
16 Correct 19 ms 23800 KB Output is correct
17 Correct 22 ms 24056 KB Output is correct
18 Correct 19 ms 23928 KB Output is correct
19 Correct 20 ms 23800 KB Output is correct
20 Correct 19 ms 23928 KB Output is correct
21 Correct 20 ms 23800 KB Output is correct
22 Correct 19 ms 23800 KB Output is correct
23 Correct 19 ms 23928 KB Output is correct
24 Correct 19 ms 23800 KB Output is correct
25 Correct 19 ms 23928 KB Output is correct
26 Correct 19 ms 23932 KB Output is correct
27 Correct 30 ms 24824 KB Output is correct
28 Correct 28 ms 24824 KB Output is correct
29 Correct 28 ms 24824 KB Output is correct
30 Correct 27 ms 24896 KB Output is correct
31 Correct 30 ms 24824 KB Output is correct
32 Correct 49 ms 24824 KB Output is correct
33 Correct 30 ms 24824 KB Output is correct
34 Correct 28 ms 24952 KB Output is correct
35 Correct 32 ms 24828 KB Output is correct
36 Correct 32 ms 25208 KB Output is correct
37 Correct 34 ms 25208 KB Output is correct
38 Correct 34 ms 25208 KB Output is correct
39 Correct 33 ms 25208 KB Output is correct
40 Correct 30 ms 25208 KB Output is correct
41 Correct 31 ms 25208 KB Output is correct
42 Correct 30 ms 25208 KB Output is correct
43 Correct 31 ms 25208 KB Output is correct
44 Correct 31 ms 25208 KB Output is correct
45 Correct 31 ms 25208 KB Output is correct
46 Correct 31 ms 25352 KB Output is correct
47 Correct 32 ms 25208 KB Output is correct
48 Correct 183 ms 35448 KB Output is correct
49 Correct 194 ms 35864 KB Output is correct
50 Correct 181 ms 35704 KB Output is correct
51 Correct 204 ms 35704 KB Output is correct
52 Correct 170 ms 34680 KB Output is correct
53 Correct 153 ms 34936 KB Output is correct
54 Correct 155 ms 34040 KB Output is correct
55 Correct 150 ms 33784 KB Output is correct
56 Correct 145 ms 33620 KB Output is correct
57 Correct 981 ms 96512 KB Output is correct
58 Correct 840 ms 71760 KB Output is correct
59 Correct 831 ms 71564 KB Output is correct
60 Correct 868 ms 77904 KB Output is correct
61 Correct 877 ms 78032 KB Output is correct
62 Execution timed out 190 ms 46484 KB Time limit exceeded (wall clock)
63 Halted 0 ms 0 KB -