제출 #1082731

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1082731		dong_gas	마술쇼 (APIO24_show)	C++17	컴파일 에러	0 ms	0 KiB

Alice

#include <bits/extc++.h>
#include "Alice.h"
//#include "Bob.h"
#define all(v) v.begin(), v.end()
#define zip(v) sort(all(v)), v.erase(unique(all(v)), v.end())
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pint;
typedef pair<ll, ll> pll;
using namespace __gnu_pbds;
template<class T> using PBDS = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
template<class T> using multiPBDS = tree<T, null_type,  less_equal<T>, rb_tree_tag, tree_order_statistics_node_update>;

vector<pint> Alice(){
    ll x = setN(5000);
    vector<pint> edges;
    for(int i=2;i<=5000;i++) edges.push_back({x%(i-1)+1,i});
    return edges;
}

Bob

#include <bits/extc++.h>
//#include "Alice.h"
#include "Bob.h"
#define all(v) v.begin(), v.end()
#define zip(v) sort(all(v)), v.erase(unique(all(v)), v.end())
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pint;
typedef pair<ll, ll> pll;
using namespace __gnu_pbds;
template<class T> using PBDS = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
template<class T> using multiPBDS = tree<T, null_type,  less_equal<T>, rb_tree_tag, tree_order_statistics_node_update>;



ll Bob(vector<pint> edges){
    ll ans=0, lc=1;
	for(auto& [u, v]:edges) {
        //v-1로 나눈 나머지가 u-1..
        u--, v--;
        while(ans%v!=u) ans+=lc;
        lc=lc*v/__gcd(lc,v);
	}
	return ans; 
}

컴파일 시 표준 에러 (stderr) 메시지

Bob.cpp: In function 'll Bob(std::vector<std::pair<int, int> >)':
Bob.cpp:23:27: error: no matching function for call to '__gcd(ll&, std::tuple_element<1, std::pair<int, int> >::type&)'
   23 |         lc=lc*v/__gcd(lc,v);
      |                           ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/extc++.h:32,
                 from Bob.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:1219:5: note: candidate: 'template<class _EuclideanRingElement> _EuclideanRingElement std::__gcd(_EuclideanRingElement, _EuclideanRingElement)'
 1219 |     __gcd(_EuclideanRingElement __m, _EuclideanRingElement __n)
      |     ^~~~~
/usr/include/c++/10/bits/stl_algo.h:1219:5: note:   template argument deduction/substitution failed:
Bob.cpp:23:27: note:   deduced conflicting types for parameter '_EuclideanRingElement' ('long long int' and 'int')
   23 |         lc=lc*v/__gcd(lc,v);
      |                           ^