Submission #255927

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
255927	2020-08-02 05:54:29	IgorI	Collapse (JOI18_collapse)	C++17	35 / 100	15096 ms	42928 KiB

collapse

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#include <bits/stdc++.h>
#define all(x) (x).begin(), (x).end()
using namespace std;
typedef long long ll;
const int N = 302020;
int n;
vector<int> cuts;
int root[N], sz[N];
int comp;
void Reset()
{
    for (int i = 0; i < n; i++) root[i] = i, sz[i] = 1;
    cuts.clear();
    comp = n;
}
int Root(int x)
{
    if (x == root[x]) return root[x];
    return Root(root[x]);
}
void Merge(int v, int u)
 
 
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Compilation message (stderr)

collapse.cpp: In function 'void solve(int, int, int, int)':
collapse.cpp:91:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             while (cuts.size() != ss) Cut();
                    ~~~~~~~~~~~~^~~~~
collapse.cpp:102:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while (cuts.size() != ss) Cut();
            ~~~~~~~~~~~~^~~~~
collapse.cpp:108:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while (cuts.size() != ss) Cut();
            ~~~~~~~~~~~~^~~~~
collapse.cpp: In function 'void DCP(std::vector<int>, std::vector<int>, std::vector<std::pair<int, int> >&, std::vector<int>, int, int)':
collapse.cpp:117:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < x.size(); i++)
                     ~~^~~~~~~~~~
collapse.cpp:141:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         while (j < t.size() && i == t[j].first)
                ~~^~~~~~~~~~
collapse.cpp: In function 'void solve_queries(int, int, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>&)':
collapse.cpp:165:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < w.size(); i++)
                     ~~^~~~~~~~~~
collapse.cpp:174:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < times.size(); i++)
                     ~~^~~~~~~~~~~~~~
collapse.cpp:179:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < times.size(); i++)
                     ~~^~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 0 / 30
• Subtask 3: 30 / 30
• Subtask 4: 0 / 35