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HDU 6050. Funny Function (快速幂，逆元) 2019.4.5 2023.3.11 Programming Contest/ACM/HDU 660 2 mins…Read More »
Codeforces 1133D. Zero Quantity Maximization (map, 精度) 2019.3.10 2023.3.11 Programming Contest/Codeforces 797 2 mins…Read More »