Submission #6763

#	Time	Username	Problem	Language	Result	Execution time	Memory
6763		cki86201	쌍둥이 독수리 (GA7_twineagles)	C++98	100 / 100	0 ms	1088 KiB

twineagles

#include<stdio.h>
#include<algorithm>
#include<string.h>
#include<vector>
#include<math.h>
#include<stdlib.h>
#include<set>
#include<ctype.h>
using namespace std;

#define X first
#define Y second
typedef long long ll;
typedef pair<int,int> Pi;

ll solve(ll lh, ll s, ll d, ll l, ll b)
{
	ll ans = 0;
	if(s <= lh)ans = 1, d -= lh;
	else if(s <= 2*lh)ans = 1;
	else{
		s -= 2*lh;
		ans = 1;
		ll A = 2*lh - l;
		ll D = (s+A-1) / A;
		ans += D;
		s -= D * A;
		if(s+lh <= 0)d -= lh;
	}
	if(d <= 0)return ans;
	d += ans * b;
	if(d <= 2*lh)return ans+1;
	else{
		d -= 2*lh;
		ans++;
		ll A = 2*lh - b;
		ans += (d+A-1) / A;
	}
	return ans;
}

int main()
{
	ll lh, s, d, l, b;
	scanf("%lld%lld%lld%lld%lld",&lh,&s,&d,&l,&b);
	printf("%lld", min(solve(lh, s, d, l, b), solve(lh, d, s, b, l)));
	return 0;
}

• Subtask 1: 11 / 11
• Subtask 2: 18 / 18
• Subtask 3: 9 / 9
• Subtask 4: 14 / 14
• Subtask 5: 48 / 48