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3年2月3天

数论刷题-uva【10168】- Summation of Four Primes

Euler proved in one of his classic theorems that prime numbers are infinite in number. But can every number be expressed as a summation of four positive primes? I don’t know the answer. May be you ca

tensorflow2中如何设置GPU的使用

import tensorflow as tfgpus = tf.config.list_physical_devices("GPU")print(gpus)if gpus: gpu0 = gpus[0] #如果有多个GPU,仅使用第0个GPU tf.config.experimental.set_memory_growth(gpu0, True) #设置GPU显存用量按需使用 tf.config.set_visible_devices([gpu0]