Submission #575134

#	Time	Username	Problem	Language	Result	Execution time	Memory
575134		alexz1205	Balloons (CEOI11_bal)	C++14	10 / 100	2085 ms	7644 KiB

bal

#include <iostream>
using namespace std;

typedef long long int lint;

lint dist(lint p1, lint p2, lint r1){
	return (p1-p2)*(p1-p2)/4/r1;
}

int main() {
	int n;
	cin >> n;
	lint pos[n], maxr[n], rad[n];
	for (int x = 0; x < n; x ++){
		cin >> pos[x] >> maxr[x];
		pos[x] *= 10000;
		maxr[x] *= 10000;
	}
	for (int x = 0; x < n; x ++){
		rad[x] = maxr[x];
		for (int y = 0; y < x; y ++){
			rad[x] = min(dist(pos[y], pos[x], rad[y]), rad[x]);
		}
	}
	for (int x = 0; x < n; x ++){
//		cout << rad[x] << endl;
		if ((rad[x]/10) % 1000 < 10){
			cout << rad[x]/10000 << ".00" << (rad[x]/10) % 1000 << endl;
		}else if ((rad[x]/10) % 1000 < 100){
			cout << rad[x]/10000 << ".0" << (rad[x]/10) % 1000 << endl;
		}else {
			cout << rad[x]/10000 << "." << (rad[x]/10) % 1000 << endl;
		}
	}
	return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10