#38. 快速幂
快速幂
题目描述
给定两个整数和,求
输入格式
两个整数和,满足
输出格式
一个整数,的值
样例
3 16
43046721
Statistics
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给定两个整数a和b,求abmod998244353
两个整数a和b,满足1≤a≤109,1≤b≤1018
一个整数,abmod998244353的值
3 16
43046721
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