Submission #676665

#	Time	Username	Problem	Language	Result	Execution time	Memory
676665		DwightKSchrute	Stray Cat (JOI20_stray)	C++17	0 / 100	43 ms	14812 KiB

Anthony

#include "Anthony.h"
#include <bits/stdc++.h>
using namespace std;
typedef vector<int>vi;
typedef vector<vi>vvi;
#define pb push_back

namespace {

};

vi Mark(int N, int M, int A, int B,vi U, vi V) {
    vi mark(M);
    vvi g(N+1);
    for(int i=0; i<M;i ++){
        g[U[i]].pb(V[i]);
        g[V[i]].pb(U[i]);
    }
    vi D(N+1,-1);
    queue<int>q;
    q.push(0);
    D[0]=0;

    while(q.size()){
        int x=q.front();
        q.pop();
        for(int nbr:g[x])
            if(D[nbr]==-1)
                D[nbr]=D[x]+1,q.push(nbr);
    }
    for(int i=0; i<M; i++)
        if(min(D[U[i]],D[V[i]])%2==0)
            mark[i]=1;
    return mark;
}

Catherine

#include "Catherine.h"
#include <bits/stdc++.h>
using namespace std;
typedef vector<int>vi;
typedef vector<vi>vvi;

#define all(x) x.begin(),x.end()

//I can retrieve information between moves

namespace {
    int A, B;
    bool reached_leaf=0;

};

void Init(int _A, int _B) {
    A=_A,B=_B;
}



int Move(vi y) {
    if(accumulate(all(y),0)==1){
        reached_leaf=1;
        return -1;
    }
    for(int i=0; i<y.size(); i++)
        if(y[i]==1)
            return i;
    return -1;
}

Compilation message (stderr)

Catherine.cpp: In function 'int Move(vi)':
Catherine.cpp:28:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |     for(int i=0; i<y.size(); i++)
      |                  ~^~~~~~~~~

• Subtask 1: 0 / 2
• Subtask 2: 0 / 2
• Subtask 3: 0 / 2
• Subtask 4: 0 / 9
• Subtask 5: 0 / 5
• Subtask 6: 0 / 71
• Subtask 7: 0 / 9