num = int(input("Please input a number: "))
for i in range(2, num):
for j in range(2, i):
if (i % j == 0):
break
if (i == j + 1):
print(i)

num = int(input("Please input a number: "))
for i in range(2, num):
for j in range(2, i):
if (i % j == 0):
break
if (i == j + 1):
print(i)

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