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Submission #6609

# Submission time Handle Problem Language Result Execution time Memory
6609 2014-07-01T15:54:23 Z Qwaz 쌍둥이 독수리 (GA7_twineagles) C++
77 / 100
 0 ms 1088 KB 
#include <cstdio>
#include <algorithm>

using namespace std;
typedef long long ll;
const ll INF = 1234567890LL;

ll attack, sa, sb, ra, rb;

void solve(){
	ll res = INF * INF;

	int i;
	for(i = 0; i<2; i++){
		ll t = 2*attack - ra;
		ll day = (sa-ra-1)/t;

		ll remain = sb + rb*day;
		if(sa + ra*day <= 2*attack*(day+1) - attack) remain -= attack;

		if(remain > 0){
			day++;
			remain += rb;

			day += (remain-rb-1)/(2*attack-rb);
		}

		res = min(res, day);

		swap(sa, sb);
		swap(ra, rb);
	}

	printf("%lld\n", res+1);
}

int main(){
	scanf("%d%d%d%d%d", &attack, &sa, &sb, &ra, &rb);

	solve();

	return 0;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1088 KB Output is correct
2 Correct 0 ms 1088 KB Output is correct
3 Correct 0 ms 1088 KB Output is correct
4 Correct 0 ms 1088 KB Output is correct
5 Correct 0 ms 1088 KB Output is correct
6 Correct 0 ms 1088 KB Output is correct
7 Correct 0 ms 1088 KB Output is correct
8 Correct 0 ms 1088 KB Output is correct
9 Correct 0 ms 1088 KB Output is correct
10 Correct 0 ms 1088 KB Output is correct
11 Correct 0 ms 1088 KB Output is correct
12 Correct 0 ms 1088 KB Output is correct
13 Correct 0 ms 1088 KB Output is correct
14 Correct 0 ms 1088 KB Output is correct
15 Correct 0 ms 1088 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1088 KB Output is correct
2 Correct 0 ms 1088 KB Output is correct
3 Correct 0 ms 1088 KB Output is correct
4 Correct 0 ms 1088 KB Output is correct
5 Correct 0 ms 1088 KB Output is correct
6 Correct 0 ms 1088 KB Output is correct
7 Correct 0 ms 1088 KB Output is correct
8 Correct 0 ms 1088 KB Output is correct
9 Correct 0 ms 1088 KB Output is correct
10 Correct 0 ms 1088 KB Output is correct
11 Correct 0 ms 1088 KB Output is correct
12 Correct 0 ms 1088 KB Output is correct
13 Correct 0 ms 1088 KB Output is correct
14 Correct 0 ms 1088 KB Output is correct
15 Correct 0 ms 1088 KB Output is correct
16 Correct 0 ms 1088 KB Output is correct
17 Correct 0 ms 1088 KB Output is correct
18 Correct 0 ms 1088 KB Output is correct
19 Correct 0 ms 1088 KB Output is correct
20 Correct 0 ms 1088 KB Output is correct

Subtask #3
0.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1088 KB Output is correct
2 Incorrect 0 ms 1088 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1088 KB Output is correct
2 Incorrect 0 ms 1088 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
48.0 / 48.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1088 KB Output is correct
2 Correct 0 ms 1088 KB Output is correct
3 Correct 0 ms 1088 KB Output is correct
4 Correct 0 ms 1088 KB Output is correct
5 Correct 0 ms 1088 KB Output is correct
6 Correct 0 ms 1088 KB Output is correct
7 Correct 0 ms 1088 KB Output is correct
8 Correct 0 ms 1088 KB Output is correct
9 Correct 0 ms 1088 KB Output is correct
10 Correct 0 ms 1088 KB Output is correct
11 Correct 0 ms 1088 KB Output is correct
12 Correct 0 ms 1088 KB Output is correct
13 Correct 0 ms 1088 KB Output is correct
14 Correct 0 ms 1088 KB Output is correct
15 Correct 0 ms 1088 KB Output is correct
16 Correct 0 ms 1088 KB Output is correct
17 Correct 0 ms 1088 KB Output is correct
18 Correct 0 ms 1088 KB Output is correct
19 Correct 0 ms 1088 KB Output is correct
20 Correct 0 ms 1088 KB Output is correct
21 Correct 0 ms 1088 KB Output is correct
22 Correct 0 ms 1088 KB Output is correct
23 Correct 0 ms 1088 KB Output is correct
24 Correct 0 ms 1088 KB Output is correct
25 Correct 0 ms 1088 KB Output is correct
26 Correct 0 ms 1088 KB Output is correct
27 Correct 0 ms 1088 KB Output is correct
28 Correct 0 ms 1088 KB Output is correct
29 Correct 0 ms 1088 KB Output is correct
30 Correct 0 ms 1088 KB Output is correct