题解 | #求int型正整数在内存中存储时1的个数#
求int型正整数在内存中存储时1的个数
https://www.nowcoder.com/practice/440f16e490a0404786865e99c6ad91c9
ent = int(input()) if ent < 0: print("输入数字为负数!") else: out = str(bin(ent)[2:]) sum = 0 for i in out: if i == '1': sum += 1 print(sum)