제출 #682219

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
682219	2023-01-16 04:41:33	vjudge1	Road Construction (JOI21_road_construction)	C++17	32 / 100	8814 ms	1066924 KiB

road_construction

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#include<bits/stdc++.h>
#pragma GCC target("avx2")
#pragma GCC optimization("O3")
#pragma GCC optimization("unroll-loops")
#pragma comment(linker, "/stack:200000000")
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
using namespace std;
#define int long long
#define ll long long
#define pb push_back
#define ppb pop_back
#define F first
#define S second
#define all(x) x.begin(),x.end()
#define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define freopen(x) freopen(x".in","r",stdin);freopen(x".out","w",stdout);
const int N = 250000 + 5;
const int M = 1e3 + 5;
const ll mod = 1e9 + 7;
const ll inf = 1e17;
int n, k, x[N], y[N], id[N], cc;
vector<pair<int, int>> ans;
vector<pair<pair<int, int>, int>> v;
int dist(int i, int j){
    return abs(x[i] - x[j]) + abs(y[i] - y[j]);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

road_construction.cpp:3: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    3 | #pragma GCC optimization("O3")
      | 
road_construction.cpp:4: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    4 | #pragma GCC optimization("unroll-loops")
      | 
road_construction.cpp:5: warning: ignoring '#pragma comment ' [-Wunknown-pragmas]
    5 | #pragma comment(linker, "/stack:200000000")
      | 
road_construction.cpp: In function 'void solve()':
road_construction.cpp:70:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   70 |     for(int i = 0; i < ans.size(); i++){
      |                    ~~^~~~~~~~~~~~
road_construction.cpp:71:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   71 |         if(i + 1 < ans.size() && ans[i].S == ans[i + 1].S){
      |            ~~~~~~^~~~~~~~~~~~
road_construction.cpp: At global scope:
road_construction.cpp:81:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   81 | main() {
      | ^~~~
road_construction.cpp: In function 'void solve()':
road_construction.cpp:65:32: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized]
   65 |         for(int j = max(1ll, j - cc); j < i; j++){
      |                              ~~^~~~
road_construction.cpp:52:32: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized]
   52 |         for(int j = max(1ll, j - cc); j < i; j++){
      |                              ~~^~~~

• Subtask 1: 5 / 5
• Subtask 2: 0 / 6
• Subtask 3: 7 / 7
• Subtask 4: 20 / 20
• Subtask 5: 0 / 27
• Subtask 6: 0 / 35