题解 | 疫情死亡率
疫情死亡率
https://www.nowcoder.com/practice/30ccb6041bce43c6989b910dc46d391c
import sys
for line in sys.stdin:
a = line.split()
if len(a) >= 2 and int(a[0]) != 0: # 检查数组长度和除数不为零
result = int(a[1]) / int(a[0]) * 100
print(f"{result:.3f}%")
else:
print("0.000%") # 处理数组越界或除零错误
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