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Submission #1057731

# Submission time Handle Problem Language Result Execution time Memory
1057731 2024-08-14T04:26:38 Z kitetrietrie Sirni (COCI17_sirni) C++14
56 / 140
 338 ms 130852 KB 
#include<bits/stdc++.h>
using namespace std;
const int N = 1e6 + 5;
const int nmax = 1e7 + 1;
using ll = long long;
int n;
vector<int> g[N];
vector<int> v;
int root[nmax + 5];
int nxt[nmax + 5];

struct tt{
    int x;
    int y;
    int z;
};

vector<tt> edge;

bool cmp(tt x, tt y){
    return x.z < y.z;
}

inline int find(int u) { return (u == root[u] ? u : root[u] = find(root[u])); }


signed main(){
    cin>>n;
    for(int i = 1 , x ; i <= n ; ++i){
        cin>>x;
        v.push_back(x);
        g[x].push_back(i);
    }
    sort(v.begin(),v.end());
    v.erase(unique(v.begin(),v.end()),v.end());
    int j = 0;
    for(int i = 1 ; i <= v.back() ; ++i){
        while(i > v[j] ) j++;
        nxt[i] = v[j];
    }


    for (int x : v) for (int y = x; y <= v.back(); y += x) {
        int p = nxt[(y==x?y+1:y)];
        if (!p) break;
        if (y + x < p) y = (p - y) / x * x + y;
        edge.push_back({x, p, p - y});
    }

    for(auto i : v) root[i] = i;

    sort(edge.begin(),edge.end(),cmp);
    ll ans = 0;
    for (tt ee : edge) {
        int u = ee.x, v = ee.y, c = ee.z;
        //cout<<u<<'.'<<v<<'.'<<c<<"\n";
        u = find(u), v = find(v);
        if (u != v) {
            root[u] = v;
            ans += 1ll*c;
        }
  }
  cout << ans;
}

Subtask #1
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 16 ms 48220 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 28248 KB Output is correct
2 Runtime error 16 ms 48320 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #3
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 17 ms 48216 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 102 ms 49972 KB Output is correct
2 Correct 276 ms 85024 KB Output is correct
3 Correct 121 ms 56372 KB Output is correct

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 36552 KB Output is correct
2 Correct 190 ms 79156 KB Output is correct
3 Correct 96 ms 45620 KB Output is correct

Subtask #6
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 191 ms 81712 KB Output is correct
2 Correct 338 ms 130852 KB Output is correct
3 Correct 114 ms 57404 KB Output is correct

Subtask #7
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 42 ms 36760 KB Output is correct
2 Correct 338 ms 130688 KB Output is correct
3 Correct 126 ms 56848 KB Output is correct

Subtask #8
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 16 ms 48352 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #9
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 15 ms 48220 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #10
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 17 ms 48284 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -