oj.uz

Submission #936071

# Submission time Handle Problem Language Result Execution time Memory
936071 2024-03-01T05:52:24 Z guagua0407 Naan (JOI19_naan) C++17
100 / 100
 616 ms 106276 KB 
//#pragma GCC optimize("O3")
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#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,int>

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(pll a,pll  b){
    return (__int128)a.f*b.s<(__int128)a.s*b.f;
}

void sir(pll &x){
    ll g=__gcd(x.f,1ll*x.s);
    x.f/=g;
    x.s/=g;
}

signed main() {_
    int n,l;
    cin>>n>>l;
    vector<vector<int>> v0(n,vector<int>(l));
    vector<vector<int>> v(n,vector<int>(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<pll>> cut(n,vector<pll>(n));
    for(int i=0;i<n;i++){
        int pos=0;
        int rem=v[i][0];
        for(int j=0;j<n-1;j++){
            int now=sum[i];
            while(pos<l and rem<=now){
                now-=rem;
                pos++;
                rem=v[i][pos];
            }
            rem-=now;
            cut[i][j]={1ll*v[i][pos]*(pos+1)-rem,v[i][pos]};
            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:16:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |     freopen((s + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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 + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 600 KB Output is correct
3 Correct 0 ms 468 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 600 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 520 KB Output is correct
14 Correct 1 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 348 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 456 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 1 ms 580 KB Output is correct
17 Correct 1 ms 352 KB Output is correct
18 Correct 1 ms 584 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 472 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 604 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct

Subtask #3
71.0 / 71.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 600 KB Output is correct
3 Correct 0 ms 468 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 600 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 520 KB Output is correct
14 Correct 1 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 348 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 456 KB Output is correct
24 Correct 1 ms 348 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 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 1 ms 580 KB Output is correct
32 Correct 1 ms 352 KB Output is correct
33 Correct 1 ms 584 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 472 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 1 ms 604 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 344 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 54 ms 8804 KB Output is correct
44 Correct 307 ms 48644 KB Output is correct
45 Correct 129 ms 22148 KB Output is correct
46 Correct 14 ms 2880 KB Output is correct
47 Correct 185 ms 30884 KB Output is correct
48 Correct 414 ms 63828 KB Output is correct
49 Correct 94 ms 17060 KB Output is correct
50 Correct 542 ms 85036 KB Output is correct
51 Correct 188 ms 33304 KB Output is correct
52 Correct 452 ms 76112 KB Output is correct
53 Correct 399 ms 65652 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 194 ms 32976 KB Output is correct
56 Correct 256 ms 46408 KB Output is correct
57 Correct 214 ms 38480 KB Output is correct
58 Correct 371 ms 63568 KB Output is correct
59 Correct 218 ms 39292 KB Output is correct
60 Correct 546 ms 106276 KB Output is correct
61 Correct 538 ms 105800 KB Output is correct
62 Correct 616 ms 105676 KB Output is correct
63 Correct 570 ms 106112 KB Output is correct
64 Correct 561 ms 106164 KB Output is correct
65 Correct 583 ms 99412 KB Output is correct
66 Correct 594 ms 101776 KB Output is correct
67 Correct 524 ms 101804 KB Output is correct
68 Correct 209 ms 48324 KB Output is correct
69 Correct 207 ms 47700 KB Output is correct
70 Correct 254 ms 58712 KB Output is correct
71 Correct 324 ms 73120 KB Output is correct