oj.uz

Submission #936064

# Submission time Handle Problem Language Result Execution time Memory
936064 2024-03-01T05:49:01 Z guagua0407 Naan (JOI19_naan) C++17
100 / 100
 631 ms 148340 KB 
//#pragma GCC optimize("O3")
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define int ll
#define pii pair<int,int>
#define f first
#define s second
#define all(x) x.begin(),x.end()
#define _ ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define pll pair<ll,ll>

int dx[4]={0,0,1,-1};
int dy[4]={1,-1,0,0};

void setIO(string s) {
    freopen((s + ".in").c_str(), "r", stdin);
    freopen((s + ".out").c_str(), "w", stdout);
}

bool les(pair<ll,ll> a,pair<ll,ll> b){
    return (__int128)a.f*b.s<(__int128)a.s*b.f;
}

pair<ll,ll> sir(pair<ll,ll> &x){
    pair<ll,ll> y;
    ll g=__gcd(x.f,x.s);
    y.f=x.f/g;
    y.s=x.s/g;
    return y;
}

signed main() {_
    int n,l;
    cin>>n>>l;
    vector<vector<int>> v0(n,vector<int>(l));
    vector<vector<ll>> v(n,vector<ll>(l));
    vector<int> sum(n);
    for(int i=0;i<n;i++){
        for(int j=0;j<l;j++){
            cin>>v0[i][j];
            sum[i]+=v0[i][j];
            v[i][j]=v0[i][j]*n;
        }
    }
    vector<vector<pair<ll,ll>>> cut(n,vector<pair<ll,ll>>(n));
    for(int i=0;i<n;i++){
        int pos=0;
        ll rem=v[i][0];
        for(int j=0;j<n-1;j++){
            ll now=sum[i];
            while(pos<l and rem<=now){
                now-=rem;
                pos++;
                rem=v[i][pos];
            }
            rem-=now;
            cut[i][j]={v[i][pos]*(pos+1)-rem,v[i][pos]};
            cut[i][j]=sir(cut[i][j]);
            //cout<<cut[i][j].f<<'/'<<cut[i][j].s<<' ';
        }
        //cout<<'\n';
    }
    vector<bool> used(n);
    vector<int> ans;
    for(int i=0;i<n;i++){
        int mn=-1;
        for(int j=0;j<n;j++){
            if(used[j]) continue;
            if(mn==-1) mn=j;
            else if(les(cut[j][i],cut[mn][i])){
                mn=j;
            }
        }
        ans.push_back(mn);
        used[mn]=true;
    }
    for(int i=0;i<n-1;i++){
        cout<<cut[ans[i]][i].f<<' '<<cut[ans[i]][i].s<<'\n';
    }
    for(int i=0;i<n;i++){
        cout<<ans[i]+1<<' ';
    }
    return 0;
}
//maybe its multiset not set
//yeeorz
//laborz

Compilation message

naan.cpp: In function 'void setIO(std::string)':
naan.cpp:17:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |     freopen((s + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
naan.cpp:18:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |     freopen((s + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 604 KB Output is correct
15 Correct 1 ms 600 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 1 ms 604 KB Output is correct
19 Correct 1 ms 604 KB Output is correct
20 Correct 1 ms 604 KB Output is correct
21 Correct 1 ms 604 KB Output is correct
22 Correct 1 ms 604 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 1 ms 604 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 604 KB Output is correct

Subtask #3
71.0 / 71.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 604 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 1 ms 604 KB Output is correct
25 Correct 1 ms 604 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 1 ms 604 KB Output is correct
30 Correct 1 ms 600 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 1 ms 600 KB Output is correct
33 Correct 1 ms 604 KB Output is correct
34 Correct 1 ms 604 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 1 ms 604 KB Output is correct
37 Correct 1 ms 604 KB Output is correct
38 Correct 0 ms 344 KB Output is correct
39 Correct 1 ms 604 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 1 ms 604 KB Output is correct
43 Correct 49 ms 9760 KB Output is correct
44 Correct 298 ms 56608 KB Output is correct
45 Correct 128 ms 35412 KB Output is correct
46 Correct 14 ms 4696 KB Output is correct
47 Correct 189 ms 45856 KB Output is correct
48 Correct 411 ms 70920 KB Output is correct
49 Correct 95 ms 21328 KB Output is correct
50 Correct 522 ms 106944 KB Output is correct
51 Correct 204 ms 48212 KB Output is correct
52 Correct 463 ms 104592 KB Output is correct
53 Correct 397 ms 85332 KB Output is correct
54 Correct 1 ms 604 KB Output is correct
55 Correct 193 ms 34184 KB Output is correct
56 Correct 260 ms 65324 KB Output is correct
57 Correct 213 ms 53036 KB Output is correct
58 Correct 364 ms 80632 KB Output is correct
59 Correct 221 ms 57652 KB Output is correct
60 Correct 564 ms 147600 KB Output is correct
61 Correct 548 ms 147764 KB Output is correct
62 Correct 614 ms 147060 KB Output is correct
63 Correct 631 ms 148340 KB Output is correct
64 Correct 565 ms 148308 KB Output is correct
65 Correct 598 ms 134484 KB Output is correct
66 Correct 597 ms 134736 KB Output is correct
67 Correct 541 ms 134636 KB Output is correct
68 Correct 214 ms 62024 KB Output is correct
69 Correct 214 ms 66132 KB Output is correct
70 Correct 258 ms 73528 KB Output is correct
71 Correct 337 ms 99156 KB Output is correct