判断1-100中有多少个7
- 2025-12-22 05:24:41
for语句循环控制
import random
a_int=0
for i in range(1,101):
if '7' in str(i) or i%7==0:
print('*',end=',')
a_int+=1
print()
else:print(f'{i}',end=',')
print( )
print(f'1-100中有{a_int}个与7有关的数')
for语句循环控制
import random
a_int=0
for i in range(1,101):
if '7' in str(i) or i%7==0:
print('*',end=',')
a_int+=1
print()
else:print(f'{i}',end=',')
print( )
print(f'1-100中有{a_int}个与7有关的数')