제출 #710729

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
710729	2023-03-15 17:17:12	Ronin13	Crossing (JOI21_crossing)	C++14	100 / 100	2185 ms	24008 KiB

Main

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#include <bits/stdc++.h>
#define ll long long
#define ull unsigned ll
#define f first
#define s second
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pb push_back
#define epb emplace_back
using namespace std;
const int nmax = 1000001;
map <vector <int>, bool> used;
vector <vector <int> >  vec;
vector <int> op(vector <int> &a, vector <int> &b){
    vector <int> ans;
    for(int i = 0; i < a.size(); i++){
        int x = a[i] + b[i];
        x = -x;
        x %= 3;
        x += 3;
        x %= 3;
        ans.pb(x);
    }
    return ans;
}
void rec(vector <int> &v){
    used[v] = true;
    vec.pb(v);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'std::vector<int> op(std::vector<int>&, std::vector<int>&)':
Main.cpp:17:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |     for(int i = 0; i < a.size(); i++){
      |                    ~~^~~~~~~~~~
Main.cpp: In function 'bool CH(int)':
Main.cpp:84:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   84 |     for(int j = 0; j < vec.size(); j++){
      |                    ~~^~~~~~~~~~~~
Main.cpp: In function 'int main()':
Main.cpp:141:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  141 |         for(int j = 0; j < vec.size(); j++)
      |                        ~~^~~~~~~~~~~~
Main.cpp:144:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  144 |     for(int j = 0; j < vec.size(); j++){
      |                    ~~^~~~~~~~~~~~
Main.cpp:167:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  167 |             for(int j = 0; j < vec.size(); j++)
      |                            ~~^~~~~~~~~~~~
Main.cpp:172:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  172 |                 for(int j = 0; j < vec.size(); j++)
      |                                ~~^~~~~~~~~~~~
Main.cpp:175:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  175 |             for(int j = 0; j < vec.size(); j++){
      |                            ~~^~~~~~~~~~~~
Main.cpp:53:5: warning: 'x' may be used uninitialized in this function [-Wmaybe-uninitialized]
   53 |     if(opt[bl][ind] == v)
      |     ^~
Main.cpp:156:13: note: 'x' was declared here
  156 |         int x;
      |             ^

• Subtask 1: 3 / 3
• Subtask 2: 23 / 23
• Subtask 3: 23 / 23
• Subtask 4: 51 / 51