题解 | #skew数#
skew数
https://www.nowcoder.com/practice/5928127cc6604129923346e955e75984
import sys
for line in sys.stdin:
n = len(line) - 1
ans = 0
for c in line[:n]:
ans += int(c) * (2 ** n - 1)
n -= 1
print(ans)
skew数
https://www.nowcoder.com/practice/5928127cc6604129923346e955e75984
import sys
for line in sys.stdin:
n = len(line) - 1
ans = 0
for c in line[:n]:
ans += int(c) * (2 ** n - 1)
n -= 1
print(ans)
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