Submission #448104

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
448104	2021-07-29 02:18:51	jhnah917	Chameleon's Love (JOI20_chameleon)	C++14	44 / 100	17 ms	1376 KiB

chameleon

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#include "chameleon.h"
#include <bits/stdc++.h>
using namespace std;
namespace {
    int N, Match[1010];
    bool Love[1010][1010];
    vector<int> G[1010];
    void Init(){
        memset(Match, -1, sizeof Match);
        memset(Love, 0, sizeof Love);
        for(int i=0; i<1010; i++) G[i].clear();
    }
}  // namespace
namespace subtask3{
    bool HasEdge(int u, int v){
        return Query({ u, v }) == 1;
    }
    int Like(int v){
        int a = G[v][0], b = G[v][1], c = G[v][2];
        if(Query({ v, b, c }) == 1) return a;
        if(Query({ v, a, c }) == 1) return b;
        return c;
    }
    void Solve(){
        for(int i=1; i<=N; i++){
 
 
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Compilation message (stderr)

chameleon.cpp: In function 'bool subtask1::HasSameColor(std::vector<int>, int)':
chameleon.cpp:55:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   55 |         return Query(vec) < vec.size();
      |                ~~~~~~~~~~~^~~~~~~~~~~~
chameleon.cpp: In function 'void subtask1::Solve()':
chameleon.cpp:64:27: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   64 |                 int m = l + r >> 1;
      |                         ~~^~~
chameleon.cpp:67:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   67 |                 if(Query(now) < now.size()) r = m;
      |                    ~~~~~~~~~~~^~~~~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 36