제출 #473947

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
473947		BidoTeima	Euklid (COCI20_euklid)	C++17	15 / 110	1086 ms	63200 KiB

euklid

/// isA AC
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
void ACPLS()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
}
#define tc         \
    int tttttt,subtask;    \
    cin >> tttttt /*>> subtask*/; \
    while (tttttt--)
#define sumrange(l, r, arr) (l == 0 ? arr[r] : arr[r] - arr[l - 1])
#define all(v) v.begin(), v.end()
ll GCDAC(ll a, ll b)
{
    if(b==0)
        return a;
 
    return GCDAC(b, a%b);
}
ll gcd(ll a, ll b)
{
    if(a<b)swap(a,b);
    return GCDAC(a, b);
}
int dp[(int)4005][(int)4005];
int R(int a, int b){
    if(dp[a][b]!=-1)
        return dp[a][b];
    if(a<b)
        return dp[a][b]=R(b,a);
    if(a>=b&&b>1)
        return dp[a][b]=R(a/b,b);
    return dp[a][b]=a;
}
int main()
{
    ACPLS();
    memset(dp,-1,sizeof(dp));
tc{
    int g,h;
    cin>>g>>h;
    for(int a = 1; a <= 4000; a++){
        bool flag=0;
        for(int b = 1; b <= 4000; b++){
            if(gcd(a,b)==g&&R(a,b)==h){
                cout<<a<<' '<<b<<'\n';
                flag=1;
                break;
            }
        }
        if(flag)break;
    }
}
}

컴파일 시 표준 에러 (stderr) 메시지

euklid.cpp: In function 'int main()':
euklid.cpp:12:16: warning: unused variable 'subtask' [-Wunused-variable]
   12 |     int tttttt,subtask;    \
      |                ^~~~~~~
euklid.cpp:43:1: note: in expansion of macro 'tc'
   43 | tc{
      | ^~

• Subtask 1: 0 / 4
• Subtask 2: 0 / 8
• Subtask 3: 0 / 8
• Subtask 4: 15 / 15
• Subtask 5: 0 / 40
• Subtask 6: 0 / 35