题解 | 素数判断
素数判断
https://www.nowcoder.com/practice/5ab1b9690af047699e96c87dee65def4
import sys
n = int(input())
for i in range(n):
a = int(input())
flag = 0
if a <= 1:
print("No")
else:
for j in range(2,a):
if a % j == 0:
print("No")
flag = 1
break
if flag == 0:
print("Yes")
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