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Problem C: 计算2的幂
Problem C: 计算2的幂
Time Limit:
1
Sec
Memory Limit:
128 MB
Submit:
39
Solved:
18
[
Status
] [
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] [Creator:
]
Description
给定非负整数n,求2的n次方。
Input
一个整数n。0 <= n <= 31。
Output
一个整数,即2的n次方。
Sample Input
Copy
3
Sample Output
Copy
8
HINT
请使用复合赋值运算符