제출 #742760

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
742760	2023-05-16 20:49:03	speedyArda	이상한 기계 (APIO19_strange_device)	C++14	100 / 100	2814 ms	169464 KiB

strange_device

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#include "bits/stdc++.h"
using namespace std;
using ll = long long;
const int MAXN = 2e6+5;
map<ll, bool> visited;
vector< pair<ll, ll> > imp;
ll n, a, b;
ll _gcd(ll x, ll y)
{
    if(x < y)
        swap(x, y);
    if(y == 0)
        return x;
    return _gcd(y, x % y);
}
int main() 
{
    cin >> n >> a >> b;
    ll sum = 0;
    ll big = 1;
    map<pair<ll, ll>, bool> used;
    ll time = 0;
    ll gcd_val = _gcd(a, (b+1LL));
    if(2e18 / b * gcd_val < a)
    {
        big = 2e18;
    } else
        big = a * b / gcd_val;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

strange_device.cpp: In function 'int main()':
strange_device.cpp:21:8: warning: unused variable 'sum' [-Wunused-variable]
   21 |     ll sum = 0;
      |        ^~~
strange_device.cpp:24:8: warning: unused variable 'time' [-Wunused-variable]
   24 |     ll time = 0;
      |        ^~~~

• Subtask 1: 10 / 10
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
• Subtask 6: 20 / 20
• Subtask 7: 20 / 20
• Subtask 8: 30 / 30