Submission #561130

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
561130	2022-05-12 10:03:51	two_sides	Reconstruction Project (JOI22_reconstruction)	C++17	100 / 100	2406 ms	27480 KiB

reconstruction

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#include <bits/stdc++.h>
using namespace std;
const int N = 505;
const int M = 100005;
struct edge {
    int u, v, w;
    
    bool operator < (const edge &o) const {
        return w < o.w;
    }
};
struct disjoint {
    int par[N];
    
    void reset() {
        iota(par, par + N, 0);
    }
    
    int find(int u) {
        if (par[u] == u) return u;
        return par[u] = find(par[u]);
    }
    
    void unite(int u, int v) {
        par[find(v)] = find(u);
    }
 
 
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Compilation message (stderr)

reconstruction.cpp: In function 'int main()':
reconstruction.cpp:62:50: warning: narrowing conversion of '((r == m) ? (1.0e+9 + (double)1) : (double)((grp[r].edge::w + grp[i].edge::w + 1) / 2))' from 'double' to 'int' [-Wnarrowing]
   62 |         event[i * 3 + 2] = {grp[i].w, -1, r == m ?
      |                                           ~~~~~~~^
   63 |         1e9 + 1 : (grp[r].w + grp[i].w + 1) / 2};
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 3 / 3
• Subtask 2: 4 / 4
• Subtask 3: 7 / 7
• Subtask 4: 28 / 28
• Subtask 5: 35 / 35
• Subtask 6: 23 / 23