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Submission #980626

# Submission time Handle Problem Language Result Execution time Memory
980626 2024-05-12T09:30:13 Z brijeshSiwach Balloons (CEOI11_bal) Python 3
100 / 100
 916 ms 61996 KB 
import random
import time

random.seed(time.time())



def solve():
   	n=int(input())
   	a=[list(map(int,input().split())) for _ in range(n)]
   	ans = [0]*(n)
   	
   	stack = []
   	def find(i: int, j: int):
   		return ((a[j][0]-a[i][0])**2) / (4*ans[j])


   	for i in range(n):
   		r = a[i][1]
   		while len(stack) > 0:
   			cr = find(i, stack[-1])
   			r = min(cr, r)
   			if r >= ans[stack[-1]]:
   				stack.pop()
   			else:
   				break

   		ans[i] = r
   		stack.append(i)

   	print(*ans, sep="\n")


if __name__ == '__main__':
	t = 1
	# print(t)
	while t > 0:
		t -= 1
		solve()

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 3164 KB 10 numbers

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 3164 KB 2 numbers

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 3164 KB 505 numbers

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 3676 KB 2000 numbers

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 98 ms 8276 KB 20000 numbers

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 217 ms 16372 KB 50000 numbers
2 Correct 223 ms 18084 KB 49912 numbers

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 439 ms 29968 KB 100000 numbers

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 504 ms 33708 KB 115362 numbers
2 Correct 519 ms 38448 KB 119971 numbers

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 660 ms 44020 KB 154271 numbers
2 Correct 916 ms 61996 KB 200000 numbers

Subtask #10
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 877 ms 54768 KB 200000 numbers
2 Correct 878 ms 61900 KB 199945 numbers