We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
n = int(input())
for j in range(n):
i = input()
if i.isdigit():
a = list(map(int, list(i)))
if a[0] in (7, 8, 9) and len(i)==10:
print('YES')
else:
print('NO')
else:
print('NO')
Cookie support is required to access HackerRank
Seems like cookies are disabled on this browser, please enable them to open this website
Validating phone numbers
You are viewing a single comment's thread. Return to all comments →
n = int(input()) for j in range(n): i = input() if i.isdigit(): a = list(map(int, list(i))) if a[0] in (7, 8, 9) and len(i)==10: print('YES') else: print('NO') else: print('NO')