제출 #703969

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
703969	2023-03-01 07:04:52	victor_gao	Naan (JOI19_naan)	C++17	100 / 100	678 ms	130312 KiB

naan

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//#pragma GCC optimize("Ofast,unroll-loops,O3")
//#pragma GCC optimize("avx,avx2,sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,fma,tune=native")
#include<bits/stdc++.h>
//#include<bits/extc++.h>
//#pragma pack(1)
#define fast ios::sync_with_stdio(0); cin.tie(0);
#define ll long long
#define pii pair<ll,ll>
#define x first
#define y second
#define N 2015
using namespace std;
//using namespace __gnu_pbds;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
//typedef tree<int, null_type,less_equal<int>, rb_tree_tag,tree_order_statistics_node_update> order_multiset;
//typedef tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update> order_set;
struct mixed{
    ll a,b,c; // a+b/c
    mixed(ll x,ll y,ll z):a(x),b(y),c(z){}
    void reset(){
        while (b<0){ a--; b+=c; }
        while (b>=c){ a++; b-=c; }
        if (b>0&&c>0){
            ll g=__gcd(b,c);
            b/=g; c/=g;
        }
    }
    void out(){
        cout<<a*c+b<<" "<<c<<'\n';
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

In file included from /usr/include/c++/10/cassert:44,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:33,
                 from naan.cpp:3:
naan.cpp: In function 'int main()':
naan.cpp:60:29: warning: comparison of integer expressions of different signedness: 'std::vector<mixed>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   60 |         assert(cut[i].size()==n);
      |                ~~~~~~~~~~~~~^~~
naan.cpp:61:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<mixed>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   61 |         for (int j=0;j<cut[i].size();j++)
      |                      ~^~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 24 / 24
• Subtask 3: 71 / 71