제출 #746074

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
746074	2023-05-21 11:18:08	JakobZorz	슈퍼트리 잇기 (IOI20_supertrees)	C++14	21 / 100	205 ms	27924 KiB

supertrees

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#include "supertrees.h"
#include <vector>
using namespace std;
vector<vector<int>> answer;
int group_ids[1000];
vector<int> groups[1000];
vector<vector<int>> p;
int num_groups;
void connect(int a, int b){
    answer[a][b]=1;
    answer[b][a]=1;
}
void connect_group(int group_id){
    vector<int> group=groups[group_id];
    vector<bool> in_cycle(group.size(),false);
    int present2=-1;
    for(int i=0;i<group.size();i++){
        for(int j=0;j<group.size();j++){
            if(p[group[i]][group[j]]==2){
                present2=j;
            }
        }
    }
    
    if(present2==-1){
        for(int i=0;i<group.size()-1;i++){
            connect(group[i],group[i+1]);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

supertrees.cpp: In function 'void connect_group(int)':
supertrees.cpp:20:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |     for(int i=0;i<group.size();i++){
      |                 ~^~~~~~~~~~~~~
supertrees.cpp:21:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |         for(int j=0;j<group.size();j++){
      |                     ~^~~~~~~~~~~~~
supertrees.cpp:29:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |         for(int i=0;i<group.size()-1;i++){
      |                     ~^~~~~~~~~~~~~~~
supertrees.cpp:37:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |     for(int i=0;i<group.size();i++){
      |                 ~^~~~~~~~~~~~~
supertrees.cpp:39:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   39 |         for(int j=0;j<cycle.size();j++){
      |                     ~^~~~~~~~~~~~~
supertrees.cpp:52:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   52 |     for(int i=0;i<cycle.size()-1;i++)
      |                 ~^~~~~~~~~~~~~~~
supertrees.cpp:56:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   56 |     for(int i=0;i<group.size();i++){
      |                 ~^~~~~~~~~~~~~
supertrees.cpp:59:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   59 |         for(int j=0;j<group.size();j++){
      |                     ~^~~~~~~~~~~~~
supertrees.cpp: In function 'int construct(std::vector<std::vector<int> >)':
supertrees.cpp:101:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  101 |     for(int i=0;i<num_groups;i++)
      |     ^~~
supertrees.cpp:104:2: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
  104 |  build(answer);
      |  ^~~~~

• Subtask 1: 11 / 11
• Subtask 2: 10 / 10
• Subtask 3: 0 / 19
• Subtask 4: 0 / 35
• Subtask 5: 0 / 21
• Subtask 6: 0 / 4