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CodeObject/zeta/py/completed/28038.py
2025-05-07 04:44:30 +09:00

19 lines
490 B
Python

import sys
from math import atan2, cos, sin, pi
input = sys.stdin.readline
def transpose(type: int, a: float, b: float) -> tuple[float]:
if type == 1:
m = atan2(b, a)
return round((a**2 + b**2) ** (1 / 2), 7), round(m if m >= 0 else 2 * pi + m, 7)
else:
return round(a * cos(b), 7), round(a * sin(b), 7)
if __name__ == "__main__":
T = int(input())
# fmt: off
[print(*transpose(int(input()), *map(float, input().split()))) for _ in range(T)]